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Finding the Third Proportional to 38,937.38 and 51,127.88

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Solution

The third proportional to 38,937.38 and 51,127.88 is: 67,134.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,937.38 : 51,127.88 = 51,127.88 : x
  2. Step 2: Convert to fraction form
    38,937.38/51,127.88 = 51,127.88/x
  3. Step 3: Cross multiply
    38,937.38x = 51,127.88 × 51,127.88
  4. Step 4: Simplify right side
    38,937.38x = 2,614,059,602.02
  5. Step 5: Solve for x
    x = 2,614,059,602.02/38,937.38
  6. Step 6: Final answer
    x = 67,134.97

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.