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Finding the Fourth Proportional to 11,646.35, 17,469.53 and 4,251.36

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Solution

The fourth proportional to 11,646.35, 17,469.53 and 4,251.36 is: 6,377.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.35 : 17,469.53 = 4,251.36 : x
  2. Step 2: Convert to fraction form
    11,646.35/17,469.53 = 4,251.36/x
  3. Step 3: Cross multiply
    11,646.35x = 17,469.53 × 4,251.36
  4. Step 4: Simplify right side
    11,646.35x = 74,269,239.80
  5. Step 5: Solve for x
    x = 74,269,239.80/11,646.35
  6. Step 6: Final answer
    x = 6,377.04

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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.