Seems like in the real world (SS=5) they do significantly better than 47. Although it's hard to believe that any of these relationships would be a purely linear or Pythagorean relationship.
Team WAR below 1.0 since 2002:
2013 Marlins -0.8 62-100
2003 Tigers -1.0 43-119
2002 Tigers -0.4 55-106
2004 DBacks -0.2 51-111
2004 Royals +0.9 58-104
Average 53.8
Team WAR below 1.0 since 2002:
2013 Marlins -0.8 62-100
2003 Tigers -1.0 43-119
2002 Tigers -0.4 55-106
2004 DBacks -0.2 51-111
2004 Royals +0.9 58-104
Average 53.8