Home / 132,264.76-198,375.24-43,519.36

Finding the Fourth Proportional to 132,264.76, 198,375.24 and 43,519.36

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Solution

The fourth proportional to 132,264.76, 198,375.24 and 43,519.36 is: 65,271.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,264.76 : 198,375.24 = 43,519.36 : x
  2. Step 2: Convert to fraction form
    132,264.76/198,375.24 = 43,519.36/x
  3. Step 3: Cross multiply
    132,264.76x = 198,375.24 × 43,519.36
  4. Step 4: Simplify right side
    132,264.76x = 8,633,163,484.65
  5. Step 5: Solve for x
    x = 8,633,163,484.65/132,264.76
  6. Step 6: Final answer
    x = 65,271.83

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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.