How much is $42 worth of Robux?

Could you possibly elaborate on the current conversion rate of US dollars to Robux, specifically regarding the value of $42 in Robux? I'm curious to understand how much Robux that amount would equate to in the current market. It seems that Robux, being the virtual currency of the popular platform Roblox, fluctuates in value based on various factors. With that in mind, I'm hoping to gain a more accurate understanding of how much Robux I would receive if I converted $42 of my real-world currency.