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Finding the Fourth Proportional to 6,753.38, 10,131.68 and 2,136.38

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Solution

The fourth proportional to 6,753.38, 10,131.68 and 2,136.38 is: 3,205.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,753.38 : 10,131.68 = 2,136.38 : x
  2. Step 2: Convert to fraction form
    6,753.38/10,131.68 = 2,136.38/x
  3. Step 3: Cross multiply
    6,753.38x = 10,131.68 × 2,136.38
  4. Step 4: Simplify right side
    6,753.38x = 21,645,073.20
  5. Step 5: Solve for x
    x = 21,645,073.20/6,753.38
  6. Step 6: Final answer
    x = 3,205.07

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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.