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Finding the Fourth Proportional to 41,940.62, 62,932.80 and 16,999.10

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Solution

The fourth proportional to 41,940.62, 62,932.80 and 16,999.10 is: 25,507.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,940.62 : 62,932.80 = 16,999.10 : x
  2. Step 2: Convert to fraction form
    41,940.62/62,932.80 = 16,999.10/x
  3. Step 3: Cross multiply
    41,940.62x = 62,932.80 × 16,999.10
  4. Step 4: Simplify right side
    41,940.62x = 1,069,800,645.82
  5. Step 5: Solve for x
    x = 1,069,800,645.82/41,940.62
  6. Step 6: Final answer
    x = 25,507.51

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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.