Home / 198,166.08-273,469.08-113,284.96

Finding the Fourth Proportional to 198,166.08, 273,469.08 and 113,284.96

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Solution

The fourth proportional to 198,166.08, 273,469.08 and 113,284.96 is: 156,333.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,166.08 : 273,469.08 = 113,284.96 : x
  2. Step 2: Convert to fraction form
    198,166.08/273,469.08 = 113,284.96/x
  3. Step 3: Cross multiply
    198,166.08x = 273,469.08 × 113,284.96
  4. Step 4: Simplify right side
    198,166.08x = 30,979,933,789.04
  5. Step 5: Solve for x
    x = 30,979,933,789.04/198,166.08
  6. Step 6: Final answer
    x = 156,333.18

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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.