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Finding the Third Proportional to 38,657.25 and 55,910.25

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Solution

The third proportional to 38,657.25 and 55,910.25 is: 80,863.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,657.25 : 55,910.25 = 55,910.25 : x
  2. Step 2: Convert to fraction form
    38,657.25/55,910.25 = 55,910.25/x
  3. Step 3: Cross multiply
    38,657.25x = 55,910.25 × 55,910.25
  4. Step 4: Simplify right side
    38,657.25x = 3,125,956,055.06
  5. Step 5: Solve for x
    x = 3,125,956,055.06/38,657.25
  6. Step 6: Final answer
    x = 80,863.38

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.