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Finding the Fourth Proportional to 16,882.65, 25,324.11 and 5,195.97

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Solution

The fourth proportional to 16,882.65, 25,324.11 and 5,195.97 is: 7,794.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,882.65 : 25,324.11 = 5,195.97 : x
  2. Step 2: Convert to fraction form
    16,882.65/25,324.11 = 5,195.97/x
  3. Step 3: Cross multiply
    16,882.65x = 25,324.11 × 5,195.97
  4. Step 4: Simplify right side
    16,882.65x = 131,583,315.84
  5. Step 5: Solve for x
    x = 131,583,315.84/16,882.65
  6. Step 6: Final answer
    x = 7,794.00

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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.