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Freddie Mac said Thursday the rate on the 30-year fixed mortgage rose to 4.87 percent from 4.86 percent the previous week. It hit a 40-year low of 4.17 percent in November.
The average rate on the 15-year fixed mortgage increased to 4.10 percent from 4.09 percent. It reached 3.57 percent in November, the lowest level on records dating back to 1991.
Mortgage rates tend to track the yield on the 10-year Treasury note.