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Finding the Fourth Proportional to 16,859.52, 25,294.11 and 5,174.46

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Solution

The fourth proportional to 16,859.52, 25,294.11 and 5,174.46 is: 7,763.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.52 : 25,294.11 = 5,174.46 : x
  2. Step 2: Convert to fraction form
    16,859.52/25,294.11 = 5,174.46/x
  3. Step 3: Cross multiply
    16,859.52x = 25,294.11 × 5,174.46
  4. Step 4: Simplify right side
    16,859.52x = 130,883,360.43
  5. Step 5: Solve for x
    x = 130,883,360.43/16,859.52
  6. Step 6: Final answer
    x = 7,763.17

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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.