I have the 72 gal. bowfront.....48"X28" deep.......I run the Aquatinics Constellation which is a T5 7 bulb configuration and love the light. It sounds like your tank is approx. 2" wider then mine....check the light out online.
Here is a link to look at the light itself.
https://diyreef.authsecure.com/shop/...b57d9a7a9a94f2