The state of Rhode Island has a large number of architectural, engineering, and consulting firms well qualified in their fields of endeavor. In instances where contracts are entirely supported by state funds, it is in the best interest of the state pursuant to the provisions of § 37-2-59 — § 37-2-69 that all other things being equal, the services of these qualified and capable professionals with offices in Rhode Island, or secondly those professionals who propose a joint venture with a Rhode Island firm, be utilized.