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Finding the Fourth Proportional to 79,654.32, 119,499.24 and 24,254.64

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Solution

The fourth proportional to 79,654.32, 119,499.24 and 24,254.64 is: 36,387.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,654.32 : 119,499.24 = 24,254.64 : x
  2. Step 2: Convert to fraction form
    79,654.32/119,499.24 = 24,254.64/x
  3. Step 3: Cross multiply
    79,654.32x = 119,499.24 × 24,254.64
  4. Step 4: Simplify right side
    79,654.32x = 2,898,411,046.47
  5. Step 5: Solve for x
    x = 2,898,411,046.47/79,654.32
  6. Step 6: Final answer
    x = 36,387.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.