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Finding the Fourth Proportional to 39,773.65, 59,530.65 and 29,240.88

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Solution

The fourth proportional to 39,773.65, 59,530.65 and 29,240.88 is: 43,765.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,773.65 : 59,530.65 = 29,240.88 : x
  2. Step 2: Convert to fraction form
    39,773.65/59,530.65 = 29,240.88/x
  3. Step 3: Cross multiply
    39,773.65x = 59,530.65 × 29,240.88
  4. Step 4: Simplify right side
    39,773.65x = 1,740,728,592.97
  5. Step 5: Solve for x
    x = 1,740,728,592.97/39,773.65
  6. Step 6: Final answer
    x = 43,765.87

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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.