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Finding the Fourth Proportional to 63,234.92, 87,304.88 and 40,583.68

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Solution

The fourth proportional to 63,234.92, 87,304.88 and 40,583.68 is: 56,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,234.92 : 87,304.88 = 40,583.68 : x
  2. Step 2: Convert to fraction form
    63,234.92/87,304.88 = 40,583.68/x
  3. Step 3: Cross multiply
    63,234.92x = 87,304.88 × 40,583.68
  4. Step 4: Simplify right side
    63,234.92x = 3,543,153,195.56
  5. Step 5: Solve for x
    x = 3,543,153,195.56/63,234.92
  6. Step 6: Final answer
    x = 56,031.59

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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.