Home / 41,940.06-62,920.98-15,645

Finding the Fourth Proportional to 41,940.06, 62,920.98 and 15,645

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Solution

The fourth proportional to 41,940.06, 62,920.98 and 15,645 is: 23,471.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,940.06 : 62,920.98 = 15,645 : x
  2. Step 2: Convert to fraction form
    41,940.06/62,920.98 = 15,645/x
  3. Step 3: Cross multiply
    41,940.06x = 62,920.98 × 15,645
  4. Step 4: Simplify right side
    41,940.06x = 984,398,732.10
  5. Step 5: Solve for x
    x = 984,398,732.10/41,940.06
  6. Step 6: Final answer
    x = 23,471.56

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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.