To estimate the price of the 2017 Kia Optima I4 2.4L EX (Top) with 238000 km mileage in average condition, I considered the following data points: 1) A similar 2017 Kia Optima 2.4L EX (Top) with 105800 km sold for AED 50000 on 2023-10-05. Given the higher mileage of the target car, I adjusted the price downwards. 2) A 2016 Kia Optima 2.4L EX (Top) with 198950 km sold for AED 27500 on 2024-07-18 and 2024-08-12. Considering the one-year difference and higher mileage of the target car, I adjusted the price slightly downwards. 3) Listed prices of similar cars: A 2017 Kia Optima 2.4L EX (Top) with 146000 km was listed for AED 31000 on 2024-09-11. Given the higher mileage of the target car, I adjusted the price downwards. 4) A 2016 Kia Optima 2.4L EX (Top) with 198950 km was listed for AED 29000. Considering the higher mileage of the target car, I adjusted the price downwards. Based on these data points, I estimated the market price.