Home / 195,467.20-269,773.68-123,853.89

Finding the Fourth Proportional to 195,467.20, 269,773.68 and 123,853.89

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Solution

The fourth proportional to 195,467.20, 269,773.68 and 123,853.89 is: 170,936.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,467.20 : 269,773.68 = 123,853.89 : x
  2. Step 2: Convert to fraction form
    195,467.20/269,773.68 = 123,853.89/x
  3. Step 3: Cross multiply
    195,467.20x = 269,773.68 × 123,853.89
  4. Step 4: Simplify right side
    195,467.20x = 33,412,519,687.62
  5. Step 5: Solve for x
    x = 33,412,519,687.62/195,467.20
  6. Step 6: Final answer
    x = 170,936.71

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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.