Home / 193,027.59-266,385.38-108,141.75

Finding the Fourth Proportional to 193,027.59, 266,385.38 and 108,141.75

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Solution

The fourth proportional to 193,027.59, 266,385.38 and 108,141.75 is: 149,239.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,027.59 : 266,385.38 = 108,141.75 : x
  2. Step 2: Convert to fraction form
    193,027.59/266,385.38 = 108,141.75/x
  3. Step 3: Cross multiply
    193,027.59x = 266,385.38 × 108,141.75
  4. Step 4: Simplify right side
    193,027.59x = 28,807,380,626.91
  5. Step 5: Solve for x
    x = 28,807,380,626.91/193,027.59
  6. Step 6: Final answer
    x = 149,239.71

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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.