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Finding the Third Proportional to 22,712.91 and 36,939.80

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Solution

The third proportional to 22,712.91 and 36,939.80 is: 60,078.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,712.91 : 36,939.80 = 36,939.80 : x
  2. Step 2: Convert to fraction form
    22,712.91/36,939.80 = 36,939.80/x
  3. Step 3: Cross multiply
    22,712.91x = 36,939.80 × 36,939.80
  4. Step 4: Simplify right side
    22,712.91x = 1,364,548,593.17
  5. Step 5: Solve for x
    x = 1,364,548,593.17/22,712.91
  6. Step 6: Final answer
    x = 60,078.11

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.