Home / 194,673.38-268,645.56-109,790.42

Finding the Fourth Proportional to 194,673.38, 268,645.56 and 109,790.42

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Solution

The fourth proportional to 194,673.38, 268,645.56 and 109,790.42 is: 151,508.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,673.38 : 268,645.56 = 109,790.42 : x
  2. Step 2: Convert to fraction form
    194,673.38/268,645.56 = 109,790.42/x
  3. Step 3: Cross multiply
    194,673.38x = 268,645.56 × 109,790.42
  4. Step 4: Simplify right side
    194,673.38x = 29,494,708,863.54
  5. Step 5: Solve for x
    x = 29,494,708,863.54/194,673.38
  6. Step 6: Final answer
    x = 151,508.69

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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.