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Finding the Fourth Proportional to 40,765.71, 61,099.02 and 29,644.68

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Solution

The fourth proportional to 40,765.71, 61,099.02 and 29,644.68 is: 44,430.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,765.71 : 61,099.02 = 29,644.68 : x
  2. Step 2: Convert to fraction form
    40,765.71/61,099.02 = 29,644.68/x
  3. Step 3: Cross multiply
    40,765.71x = 61,099.02 × 29,644.68
  4. Step 4: Simplify right side
    40,765.71x = 1,811,260,896.21
  5. Step 5: Solve for x
    x = 1,811,260,896.21/40,765.71
  6. Step 6: Final answer
    x = 44,430.99

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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.