For those species-. I'd say at least 3 years before they are fully grown, as they are slower growers.
But, you're looking at - Salvini 7-8", Jd 8-9" , GT 10-12" , HRP 6"
That's alot of fish for a 90gal.
The Salvini is the one I'd watch out for. They're are fast, aggressive, territorial& nasty.