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Finding the Fourth Proportional to 16,491.33, 24,739.83 and 5,394.87

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Solution

The fourth proportional to 16,491.33, 24,739.83 and 5,394.87 is: 8,093.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,491.33 : 24,739.83 = 5,394.87 : x
  2. Step 2: Convert to fraction form
    16,491.33/24,739.83 = 5,394.87/x
  3. Step 3: Cross multiply
    16,491.33x = 24,739.83 × 5,394.87
  4. Step 4: Simplify right side
    16,491.33x = 133,468,166.67
  5. Step 5: Solve for x
    x = 133,468,166.67/16,491.33
  6. Step 6: Final answer
    x = 8,093.23

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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.