Home / 195,654.12-270,009.36-109,616.73

Finding the Fourth Proportional to 195,654.12, 270,009.36 and 109,616.73

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Solution

The fourth proportional to 195,654.12, 270,009.36 and 109,616.73 is: 151,274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,654.12 : 270,009.36 = 109,616.73 : x
  2. Step 2: Convert to fraction form
    195,654.12/270,009.36 = 109,616.73/x
  3. Step 3: Cross multiply
    195,654.12x = 270,009.36 × 109,616.73
  4. Step 4: Simplify right side
    195,654.12x = 29,597,543,112.59
  5. Step 5: Solve for x
    x = 29,597,543,112.59/195,654.12
  6. Step 6: Final answer
    x = 151,274.83

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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.