Has a FIBA World Cup game ever ended 71-48?
Exactly once. On July 3, 2022, Australia beat China 71-48, and no FIBA World Cup game before or since has ended that way. When it happened it was a scorigami, the first 71-48 in league history.
That makes 71-48 the 475th most common final score out of 1,178 that have ever occurred in FIBA World Cup. One point away, 72-48 has happened never and 71-49 has happened never.