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Finding the Fourth Proportional to 11,637.60, 17,449.92 and 10,254.12

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Solution

The fourth proportional to 11,637.60, 17,449.92 and 10,254.12 is: 15,375.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637.60 : 17,449.92 = 10,254.12 : x
  2. Step 2: Convert to fraction form
    11,637.60/17,449.92 = 10,254.12/x
  3. Step 3: Cross multiply
    11,637.60x = 17,449.92 × 10,254.12
  4. Step 4: Simplify right side
    11,637.60x = 178,933,573.67
  5. Step 5: Solve for x
    x = 178,933,573.67/11,637.60
  6. Step 6: Final answer
    x = 15,375.47

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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.