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Finding the Fourth Proportional to 17,265.78, 25,897.60 and 6,171.92

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Solution

The fourth proportional to 17,265.78, 25,897.60 and 6,171.92 is: 9,257.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,265.78 : 25,897.60 = 6,171.92 : x
  2. Step 2: Convert to fraction form
    17,265.78/25,897.60 = 6,171.92/x
  3. Step 3: Cross multiply
    17,265.78x = 25,897.60 × 6,171.92
  4. Step 4: Simplify right side
    17,265.78x = 159,837,915.39
  5. Step 5: Solve for x
    x = 159,837,915.39/17,265.78
  6. Step 6: Final answer
    x = 9,257.50

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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.