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Finding the Fourth Proportional to 74,159.64, 111,251.62 and 24,225.30

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Solution

The fourth proportional to 74,159.64, 111,251.62 and 24,225.30 is: 36,341.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,159.64 : 111,251.62 = 24,225.30 : x
  2. Step 2: Convert to fraction form
    74,159.64/111,251.62 = 24,225.30/x
  3. Step 3: Cross multiply
    74,159.64x = 111,251.62 × 24,225.30
  4. Step 4: Simplify right side
    74,159.64x = 2,695,103,869.99
  5. Step 5: Solve for x
    x = 2,695,103,869.99/74,159.64
  6. Step 6: Final answer
    x = 36,341.92

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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.