Sometimes this happens when someone uses a webshop platform to sell something with an unsteady or unknown price - it's $0 to put in the order (the webshop does not make you pay before forwarding you to the next step) and then you talk to a human about your requirements and price.
You simply add 3.67, multiply by .27, and then subtract 1.0. Easy.
Can I reverse that to get back to Fahrenheit, or does it only work in one direction?
0 AED = $0
No, the dollar is not an SI unit. 0 AED == -32 USD.