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Finding the Fourth Proportional to 63,083.70, 87,052.56 and 36,207.29

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Solution

The fourth proportional to 63,083.70, 87,052.56 and 36,207.29 is: 49,964.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,083.70 : 87,052.56 = 36,207.29 : x
  2. Step 2: Convert to fraction form
    63,083.70/87,052.56 = 36,207.29/x
  3. Step 3: Cross multiply
    63,083.70x = 87,052.56 × 36,207.29
  4. Step 4: Simplify right side
    63,083.70x = 3,151,936,849.90
  5. Step 5: Solve for x
    x = 3,151,936,849.90/63,083.70
  6. Step 6: Final answer
    x = 49,964.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.