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Finding the Third Proportional to 87,537.94 and 139,354.88

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Solution

The third proportional to 87,537.94 and 139,354.88 is: 221,844.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,537.94 : 139,354.88 = 139,354.88 : x
  2. Step 2: Convert to fraction form
    87,537.94/139,354.88 = 139,354.88/x
  3. Step 3: Cross multiply
    87,537.94x = 139,354.88 × 139,354.88
  4. Step 4: Simplify right side
    87,537.94x = 19,419,781,186.27
  5. Step 5: Solve for x
    x = 19,419,781,186.27/87,537.94
  6. Step 6: Final answer
    x = 221,844.17

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.