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Finding the Fourth Proportional to 23,553.72, 35,337.24 and 7,972.56

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Solution

The fourth proportional to 23,553.72, 35,337.24 and 7,972.56 is: 11,961.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,553.72 : 35,337.24 = 7,972.56 : x
  2. Step 2: Convert to fraction form
    23,553.72/35,337.24 = 7,972.56/x
  3. Step 3: Cross multiply
    23,553.72x = 35,337.24 × 7,972.56
  4. Step 4: Simplify right side
    23,553.72x = 281,728,266.13
  5. Step 5: Solve for x
    x = 281,728,266.13/23,553.72
  6. Step 6: Final answer
    x = 11,961.09

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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.