Home / 45,542.17-68,321.49-20,593.97

Finding the Fourth Proportional to 45,542.17, 68,321.49 and 20,593.97

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Solution

The fourth proportional to 45,542.17, 68,321.49 and 20,593.97 is: 30,894.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,542.17 : 68,321.49 = 20,593.97 : x
  2. Step 2: Convert to fraction form
    45,542.17/68,321.49 = 20,593.97/x
  3. Step 3: Cross multiply
    45,542.17x = 68,321.49 × 20,593.97
  4. Step 4: Simplify right side
    45,542.17x = 1,407,010,715.42
  5. Step 5: Solve for x
    x = 1,407,010,715.42/45,542.17
  6. Step 6: Final answer
    x = 30,894.68

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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.