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Finding the Fourth Proportional to 17,618.46, 26,387.12 and 10,204.52

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Solution

The fourth proportional to 17,618.46, 26,387.12 and 10,204.52 is: 15,283.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.46 : 26,387.12 = 10,204.52 : x
  2. Step 2: Convert to fraction form
    17,618.46/26,387.12 = 10,204.52/x
  3. Step 3: Cross multiply
    17,618.46x = 26,387.12 × 10,204.52
  4. Step 4: Simplify right side
    17,618.46x = 269,267,893.78
  5. Step 5: Solve for x
    x = 269,267,893.78/17,618.46
  6. Step 6: Final answer
    x = 15,283.28

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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.