Home / 198,229.29-273,558.38-107,586.06

Finding the Fourth Proportional to 198,229.29, 273,558.38 and 107,586.06

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Solution

The fourth proportional to 198,229.29, 273,558.38 and 107,586.06 is: 148,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,229.29 : 273,558.38 = 107,586.06 : x
  2. Step 2: Convert to fraction form
    198,229.29/273,558.38 = 107,586.06/x
  3. Step 3: Cross multiply
    198,229.29x = 273,558.38 × 107,586.06
  4. Step 4: Simplify right side
    198,229.29x = 29,431,067,185.36
  5. Step 5: Solve for x
    x = 29,431,067,185.36/198,229.29
  6. Step 6: Final answer
    x = 148,469.82

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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.