Home / 198,469.58-273,883.28-107,823.56

Finding the Fourth Proportional to 198,469.58, 273,883.28 and 107,823.56

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Solution

The fourth proportional to 198,469.58, 273,883.28 and 107,823.56 is: 148,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,469.58 : 273,883.28 = 107,823.56 : x
  2. Step 2: Convert to fraction form
    198,469.58/273,883.28 = 107,823.56/x
  3. Step 3: Cross multiply
    198,469.58x = 273,883.28 × 107,823.56
  4. Step 4: Simplify right side
    198,469.58x = 29,531,068,365.54
  5. Step 5: Solve for x
    x = 29,531,068,365.54/198,469.58
  6. Step 6: Final answer
    x = 148,793.93

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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.