Home / 194,258.92-268,073.27-108,217.78

Finding the Fourth Proportional to 194,258.92, 268,073.27 and 108,217.78

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Solution

The fourth proportional to 194,258.92, 268,073.27 and 108,217.78 is: 149,338.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,258.92 : 268,073.27 = 108,217.78 : x
  2. Step 2: Convert to fraction form
    194,258.92/268,073.27 = 108,217.78/x
  3. Step 3: Cross multiply
    194,258.92x = 268,073.27 × 108,217.78
  4. Step 4: Simplify right side
    194,258.92x = 29,010,295,540.54
  5. Step 5: Solve for x
    x = 29,010,295,540.54/194,258.92
  6. Step 6: Final answer
    x = 149,338.29

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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.