Home / 54,000.56-80,997.24-25,940.72

Finding the Fourth Proportional to 54,000.56, 80,997.24 and 25,940.72

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Solution

The fourth proportional to 54,000.56, 80,997.24 and 25,940.72 is: 38,909.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,000.56 : 80,997.24 = 25,940.72 : x
  2. Step 2: Convert to fraction form
    54,000.56/80,997.24 = 25,940.72/x
  3. Step 3: Cross multiply
    54,000.56x = 80,997.24 × 25,940.72
  4. Step 4: Simplify right side
    54,000.56x = 2,101,126,723.61
  5. Step 5: Solve for x
    x = 2,101,126,723.61/54,000.56
  6. Step 6: Final answer
    x = 38,909.35

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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.