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Finding the Fourth Proportional to 63,964.96, 95,304.32 and 60,388

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Solution

The fourth proportional to 63,964.96, 95,304.32 and 60,388 is: 89,974.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,964.96 : 95,304.32 = 60,388 : x
  2. Step 2: Convert to fraction form
    63,964.96/95,304.32 = 60,388/x
  3. Step 3: Cross multiply
    63,964.96x = 95,304.32 × 60,388
  4. Step 4: Simplify right side
    63,964.96x = 5,755,237,276.16
  5. Step 5: Solve for x
    x = 5,755,237,276.16/63,964.96
  6. Step 6: Final answer
    x = 89,974.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.