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Finding the Third Proportional to 61,752.38 and 132,867

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Solution

The third proportional to 61,752.38 and 132,867 is: 285,877.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,752.38 : 132,867 = 132,867 : x
  2. Step 2: Convert to fraction form
    61,752.38/132,867 = 132,867/x
  3. Step 3: Cross multiply
    61,752.38x = 132,867 × 132,867
  4. Step 4: Simplify right side
    61,752.38x = 17,653,639,689
  5. Step 5: Solve for x
    x = 17,653,639,689/61,752.38
  6. Step 6: Final answer
    x = 285,877.91

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.