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Finding the Fourth Proportional to 16,652.40, 24,972.72 and 7,296.96

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Solution

The fourth proportional to 16,652.40, 24,972.72 and 7,296.96 is: 10,942.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,652.40 : 24,972.72 = 7,296.96 : x
  2. Step 2: Convert to fraction form
    16,652.40/24,972.72 = 7,296.96/x
  3. Step 3: Cross multiply
    16,652.40x = 24,972.72 × 7,296.96
  4. Step 4: Simplify right side
    16,652.40x = 182,224,938.93
  5. Step 5: Solve for x
    x = 182,224,938.93/16,652.40
  6. Step 6: Final answer
    x = 10,942.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.