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Finding the Fourth Proportional to 22,099.26, 33,151.68 and 6,517.20

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Solution

The fourth proportional to 22,099.26, 33,151.68 and 6,517.20 is: 9,776.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,099.26 : 33,151.68 = 6,517.20 : x
  2. Step 2: Convert to fraction form
    22,099.26/33,151.68 = 6,517.20/x
  3. Step 3: Cross multiply
    22,099.26x = 33,151.68 × 6,517.20
  4. Step 4: Simplify right side
    22,099.26x = 216,056,128.90
  5. Step 5: Solve for x
    x = 216,056,128.90/22,099.26
  6. Step 6: Final answer
    x = 9,776.62

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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.