To estimate the price of the 2012 Audi A4 I4 2.0L 40 TFSI (Mid) with 107200 km mileage, I analyzed the listed prices of similar cars. The closest match is a 2012 Audi A4 I4 2.0L 40 TFSI (Mid) with the same mileage listed for AED 25000. Other relevant data points include a 2012 Audi A4 2.0L I4 40 TFSI (Mid) with 207650 km listed for AED 18500, and a 2012 Audi A4 2.0L I4 40 TFSI (Mid) with 235600 km listed for AED 16000. Considering the mileage and condition, the price should be adjusted slightly lower than the AED 25000 listing but higher than the higher mileage cars. Therefore, I estimate the market price to be around AED 22000.