Home / 198,217.58-273,540.44-107,573.56

Finding the Fourth Proportional to 198,217.58, 273,540.44 and 107,573.56

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Solution

The fourth proportional to 198,217.58, 273,540.44 and 107,573.56 is: 148,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,217.58 : 273,540.44 = 107,573.56 : x
  2. Step 2: Convert to fraction form
    198,217.58/273,540.44 = 107,573.56/x
  3. Step 3: Cross multiply
    198,217.58x = 273,540.44 × 107,573.56
  4. Step 4: Simplify right side
    198,217.58x = 29,425,718,519.85
  5. Step 5: Solve for x
    x = 29,425,718,519.85/198,217.58
  6. Step 6: Final answer
    x = 148,451.61

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1.5x scale

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.