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Finding the Fourth Proportional to 57,230.29, 85,864.11 and 27,651.52

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Solution

The fourth proportional to 57,230.29, 85,864.11 and 27,651.52 is: 41,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,230.29 : 85,864.11 = 27,651.52 : x
  2. Step 2: Convert to fraction form
    57,230.29/85,864.11 = 27,651.52/x
  3. Step 3: Cross multiply
    57,230.29x = 85,864.11 × 27,651.52
  4. Step 4: Simplify right side
    57,230.29x = 2,374,273,154.95
  5. Step 5: Solve for x
    x = 2,374,273,154.95/57,230.29
  6. Step 6: Final answer
    x = 41,486.30

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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.