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Finding the Fourth Proportional to 41,940.43, 62,932.51 and 16,998.91

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Solution

The fourth proportional to 41,940.43, 62,932.51 and 16,998.91 is: 25,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,940.43 : 62,932.51 = 16,998.91 : x
  2. Step 2: Convert to fraction form
    41,940.43/62,932.51 = 16,998.91/x
  3. Step 3: Cross multiply
    41,940.43x = 62,932.51 × 16,998.91
  4. Step 4: Simplify right side
    41,940.43x = 1,069,783,873.74
  5. Step 5: Solve for x
    x = 1,069,783,873.74/41,940.43
  6. Step 6: Final answer
    x = 25,507.22

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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.