Home / 215,105.46-296,845.78-119,610.11

Finding the Fourth Proportional to 215,105.46, 296,845.78 and 119,610.11

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Solution

The fourth proportional to 215,105.46, 296,845.78 and 119,610.11 is: 165,062.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,105.46 : 296,845.78 = 119,610.11 : x
  2. Step 2: Convert to fraction form
    215,105.46/296,845.78 = 119,610.11/x
  3. Step 3: Cross multiply
    215,105.46x = 296,845.78 × 119,610.11
  4. Step 4: Simplify right side
    215,105.46x = 35,505,755,231.30
  5. Step 5: Solve for x
    x = 35,505,755,231.30/215,105.46
  6. Step 6: Final answer
    x = 165,062.08

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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.