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Finding the Fourth Proportional to 8,515.48, 12,773.37 and 2,672.14

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Solution

The fourth proportional to 8,515.48, 12,773.37 and 2,672.14 is: 4,008.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515.48 : 12,773.37 = 2,672.14 : x
  2. Step 2: Convert to fraction form
    8,515.48/12,773.37 = 2,672.14/x
  3. Step 3: Cross multiply
    8,515.48x = 12,773.37 × 2,672.14
  4. Step 4: Simplify right side
    8,515.48x = 34,132,232.91
  5. Step 5: Solve for x
    x = 34,132,232.91/8,515.48
  6. Step 6: Final answer
    x = 4,008.26

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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.