Home / 101,621.24-140,211.97-58,613.88

Finding the Fourth Proportional to 101,621.24, 140,211.97 and 58,613.88

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Solution

The fourth proportional to 101,621.24, 140,211.97 and 58,613.88 is: 80,872.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,621.24 : 140,211.97 = 58,613.88 : x
  2. Step 2: Convert to fraction form
    101,621.24/140,211.97 = 58,613.88/x
  3. Step 3: Cross multiply
    101,621.24x = 140,211.97 × 58,613.88
  4. Step 4: Simplify right side
    101,621.24x = 8,218,367,584.14
  5. Step 5: Solve for x
    x = 8,218,367,584.14/101,621.24
  6. Step 6: Final answer
    x = 80,872.54

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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.