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Finding the Fourth Proportional to 12,375.02, 17,063.17 and 8,601.42

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Solution

The fourth proportional to 12,375.02, 17,063.17 and 8,601.42 is: 11,859.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,375.02 : 17,063.17 = 8,601.42 : x
  2. Step 2: Convert to fraction form
    12,375.02/17,063.17 = 8,601.42/x
  3. Step 3: Cross multiply
    12,375.02x = 17,063.17 × 8,601.42
  4. Step 4: Simplify right side
    12,375.02x = 146,767,491.70
  5. Step 5: Solve for x
    x = 146,767,491.70/12,375.02
  6. Step 6: Final answer
    x = 11,859.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.