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Finding the Fourth Proportional to 38,511.60, 57,652.20 and 36,233.20

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Solution

The fourth proportional to 38,511.60, 57,652.20 and 36,233.20 is: 54,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,511.60 : 57,652.20 = 36,233.20 : x
  2. Step 2: Convert to fraction form
    38,511.60/57,652.20 = 36,233.20/x
  3. Step 3: Cross multiply
    38,511.60x = 57,652.20 × 36,233.20
  4. Step 4: Simplify right side
    38,511.60x = 2,088,923,693.04
  5. Step 5: Solve for x
    x = 2,088,923,693.04/38,511.60
  6. Step 6: Final answer
    x = 54,241.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.