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Finding the Fourth Proportional to 11,752.34, 17,630.16 and 3,432.96

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Solution

The fourth proportional to 11,752.34, 17,630.16 and 3,432.96 is: 5,149.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752.34 : 17,630.16 = 3,432.96 : x
  2. Step 2: Convert to fraction form
    11,752.34/17,630.16 = 3,432.96/x
  3. Step 3: Cross multiply
    11,752.34x = 17,630.16 × 3,432.96
  4. Step 4: Simplify right side
    11,752.34x = 60,523,616.91
  5. Step 5: Solve for x
    x = 60,523,616.91/11,752.34
  6. Step 6: Final answer
    x = 5,149.92

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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.