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Finding the Third Proportional to 61,751 and 132,864.13

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Solution

The third proportional to 61,751 and 132,864.13 is: 285,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,751 : 132,864.13 = 132,864.13 : x
  2. Step 2: Convert to fraction form
    61,751/132,864.13 = 132,864.13/x
  3. Step 3: Cross multiply
    61,751x = 132,864.13 × 132,864.13
  4. Step 4: Simplify right side
    61,751x = 17,652,875,712.02
  5. Step 5: Solve for x
    x = 17,652,875,712.02/61,751
  6. Step 6: Final answer
    x = 285,871.90

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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.