Home / 195,414.39-269,652.78-109,368.25

Finding the Fourth Proportional to 195,414.39, 269,652.78 and 109,368.25

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Solution

The fourth proportional to 195,414.39, 269,652.78 and 109,368.25 is: 150,917.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,414.39 : 269,652.78 = 109,368.25 : x
  2. Step 2: Convert to fraction form
    195,414.39/269,652.78 = 109,368.25/x
  3. Step 3: Cross multiply
    195,414.39x = 269,652.78 × 109,368.25
  4. Step 4: Simplify right side
    195,414.39x = 29,491,451,982.10
  5. Step 5: Solve for x
    x = 29,491,451,982.10/195,414.39
  6. Step 6: Final answer
    x = 150,917.50

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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.