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Finding the Fourth Proportional to 16,248.80, 24,363.48 and 7,491.08

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Solution

The fourth proportional to 16,248.80, 24,363.48 and 7,491.08 is: 11,232.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,248.80 : 24,363.48 = 7,491.08 : x
  2. Step 2: Convert to fraction form
    16,248.80/24,363.48 = 7,491.08/x
  3. Step 3: Cross multiply
    16,248.80x = 24,363.48 × 7,491.08
  4. Step 4: Simplify right side
    16,248.80x = 182,508,777.76
  5. Step 5: Solve for x
    x = 182,508,777.76/16,248.80
  6. Step 6: Final answer
    x = 11,232.14

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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.