Home / 54,850.96-82,306.20-23,278.78

Finding the Fourth Proportional to 54,850.96, 82,306.20 and 23,278.78

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Solution

The fourth proportional to 54,850.96, 82,306.20 and 23,278.78 is: 34,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,850.96 : 82,306.20 = 23,278.78 : x
  2. Step 2: Convert to fraction form
    54,850.96/82,306.20 = 23,278.78/x
  3. Step 3: Cross multiply
    54,850.96x = 82,306.20 × 23,278.78
  4. Step 4: Simplify right side
    54,850.96x = 1,915,987,510.91
  5. Step 5: Solve for x
    x = 1,915,987,510.91/54,850.96
  6. Step 6: Final answer
    x = 34,930.80

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1.5x scale

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.