Second, third, even fourth acts are common in American political and public life, and Gore, at 66, shows few signs of slowing down. (nationaljournal.com)
But I would think «fourth act» would hold for the rest of us. (redeeminggod.com)
Since the biblical authors tend to make reference to the ending, if I were going to steal Wright's metaphor, I'd prefer to characterize it as «living in the fourth act,» where you've read the first three acts and the fifth, and you have to continue where the third act leaves off, mindful that what you do must fit in with the ending specified in the fifth act. (redeeminggod.com)