Home / 198,149.28-273,446.01-113,268.17

Finding the Fourth Proportional to 198,149.28, 273,446.01 and 113,268.17

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Solution

The fourth proportional to 198,149.28, 273,446.01 and 113,268.17 is: 156,310.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,149.28 : 273,446.01 = 113,268.17 : x
  2. Step 2: Convert to fraction form
    198,149.28/273,446.01 = 113,268.17/x
  3. Step 3: Cross multiply
    198,149.28x = 273,446.01 × 113,268.17
  4. Step 4: Simplify right side
    198,149.28x = 30,972,727,779.27
  5. Step 5: Solve for x
    x = 30,972,727,779.27/198,149.28
  6. Step 6: Final answer
    x = 156,310.07

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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.