Home / 195,966.43-270,436.55-109,944.43

Finding the Fourth Proportional to 195,966.43, 270,436.55 and 109,944.43

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Solution

The fourth proportional to 195,966.43, 270,436.55 and 109,944.43 is: 151,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,966.43 : 270,436.55 = 109,944.43 : x
  2. Step 2: Convert to fraction form
    195,966.43/270,436.55 = 109,944.43/x
  3. Step 3: Cross multiply
    195,966.43x = 270,436.55 × 109,944.43
  4. Step 4: Simplify right side
    195,966.43x = 29,732,992,615.78
  5. Step 5: Solve for x
    x = 29,732,992,615.78/195,966.43
  6. Step 6: Final answer
    x = 151,724.93

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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.