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Finding the Fourth Proportional to 6,138.48, 9,196.71 and 3,729.82

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Solution

The fourth proportional to 6,138.48, 9,196.71 and 3,729.82 is: 5,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138.48 : 9,196.71 = 3,729.82 : x
  2. Step 2: Convert to fraction form
    6,138.48/9,196.71 = 3,729.82/x
  3. Step 3: Cross multiply
    6,138.48x = 9,196.71 × 3,729.82
  4. Step 4: Simplify right side
    6,138.48x = 34,302,049.90
  5. Step 5: Solve for x
    x = 34,302,049.90/6,138.48
  6. Step 6: Final answer
    x = 5,588.04

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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.