Home / 198,216.44-273,546.96-113,333.48

Finding the Fourth Proportional to 198,216.44, 273,546.96 and 113,333.48

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Solution

The fourth proportional to 198,216.44, 273,546.96 and 113,333.48 is: 156,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,216.44 : 273,546.96 = 113,333.48 : x
  2. Step 2: Convert to fraction form
    198,216.44/273,546.96 = 113,333.48/x
  3. Step 3: Cross multiply
    198,216.44x = 273,546.96 × 113,333.48
  4. Step 4: Simplify right side
    198,216.44x = 31,002,028,920.22
  5. Step 5: Solve for x
    x = 31,002,028,920.22/198,216.44
  6. Step 6: Final answer
    x = 156,404.93

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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.