Home / 54,753.96-82,136.12-15,311.07

Finding the Fourth Proportional to 54,753.96, 82,136.12 and 15,311.07

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Solution

The fourth proportional to 54,753.96, 82,136.12 and 15,311.07 is: 22,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,753.96 : 82,136.12 = 15,311.07 : x
  2. Step 2: Convert to fraction form
    54,753.96/82,136.12 = 15,311.07/x
  3. Step 3: Cross multiply
    54,753.96x = 82,136.12 × 15,311.07
  4. Step 4: Simplify right side
    54,753.96x = 1,257,591,882.85
  5. Step 5: Solve for x
    x = 1,257,591,882.85/54,753.96
  6. Step 6: Final answer
    x = 22,968.06

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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.