Home / 54,695.20-75,474.80-32,031.12

Finding the Fourth Proportional to 54,695.20, 75,474.80 and 32,031.12

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Solution

The fourth proportional to 54,695.20, 75,474.80 and 32,031.12 is: 44,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,695.20 : 75,474.80 = 32,031.12 : x
  2. Step 2: Convert to fraction form
    54,695.20/75,474.80 = 32,031.12/x
  3. Step 3: Cross multiply
    54,695.20x = 75,474.80 × 32,031.12
  4. Step 4: Simplify right side
    54,695.20x = 2,417,542,375.78
  5. Step 5: Solve for x
    x = 2,417,542,375.78/54,695.20
  6. Step 6: Final answer
    x = 44,200.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.