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Finding the Fourth Proportional to 57,799.82, 86,699.33 and 29,727.71

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Solution

The fourth proportional to 57,799.82, 86,699.33 and 29,727.71 is: 44,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,799.82 : 86,699.33 = 29,727.71 : x
  2. Step 2: Convert to fraction form
    57,799.82/86,699.33 = 29,727.71/x
  3. Step 3: Cross multiply
    57,799.82x = 86,699.33 × 29,727.71
  4. Step 4: Simplify right side
    57,799.82x = 2,577,371,957.30
  5. Step 5: Solve for x
    x = 2,577,371,957.30/57,799.82
  6. Step 6: Final answer
    x = 44,591.35

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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.