Home / 41,982.45-62,981.98-11,996.96

Finding the Fourth Proportional to 41,982.45, 62,981.98 and 11,996.96

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Solution

The fourth proportional to 41,982.45, 62,981.98 and 11,996.96 is: 17,997.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,982.45 : 62,981.98 = 11,996.96 : x
  2. Step 2: Convert to fraction form
    41,982.45/62,981.98 = 11,996.96/x
  3. Step 3: Cross multiply
    41,982.45x = 62,981.98 × 11,996.96
  4. Step 4: Simplify right side
    41,982.45x = 755,591,949.88
  5. Step 5: Solve for x
    x = 755,591,949.88/41,982.45
  6. Step 6: Final answer
    x = 17,997.81

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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.