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Finding the Fourth Proportional to 64,179.73, 96,229.50 and 24,689.80

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Solution

The fourth proportional to 64,179.73, 96,229.50 and 24,689.80 is: 37,019.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,179.73 : 96,229.50 = 24,689.80 : x
  2. Step 2: Convert to fraction form
    64,179.73/96,229.50 = 24,689.80/x
  3. Step 3: Cross multiply
    64,179.73x = 96,229.50 × 24,689.80
  4. Step 4: Simplify right side
    64,179.73x = 2,375,887,109.10
  5. Step 5: Solve for x
    x = 2,375,887,109.10/64,179.73
  6. Step 6: Final answer
    x = 37,019.28

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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.