Home / 54,830.56-82,136.20-25,207.80

Finding the Fourth Proportional to 54,830.56, 82,136.20 and 25,207.80

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Solution

The fourth proportional to 54,830.56, 82,136.20 and 25,207.80 is: 37,761.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,830.56 : 82,136.20 = 25,207.80 : x
  2. Step 2: Convert to fraction form
    54,830.56/82,136.20 = 25,207.80/x
  3. Step 3: Cross multiply
    54,830.56x = 82,136.20 × 25,207.80
  4. Step 4: Simplify right side
    54,830.56x = 2,070,472,902.36
  5. Step 5: Solve for x
    x = 2,070,472,902.36/54,830.56
  6. Step 6: Final answer
    x = 37,761.29

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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.