Home / 198,576.24-274,037.97-107,932.16

Finding the Fourth Proportional to 198,576.24, 274,037.97 and 107,932.16

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Solution

The fourth proportional to 198,576.24, 274,037.97 and 107,932.16 is: 148,947.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,576.24 : 274,037.97 = 107,932.16 : x
  2. Step 2: Convert to fraction form
    198,576.24/274,037.97 = 107,932.16/x
  3. Step 3: Cross multiply
    198,576.24x = 274,037.97 × 107,932.16
  4. Step 4: Simplify right side
    198,576.24x = 29,577,508,653.93
  5. Step 5: Solve for x
    x = 29,577,508,653.93/198,576.24
  6. Step 6: Final answer
    x = 148,947.87

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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.