Home / 194,428.38-268,325.19-108,393.18

Finding the Fourth Proportional to 194,428.38, 268,325.19 and 108,393.18

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Solution

The fourth proportional to 194,428.38, 268,325.19 and 108,393.18 is: 149,590.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,428.38 : 268,325.19 = 108,393.18 : x
  2. Step 2: Convert to fraction form
    194,428.38/268,325.19 = 108,393.18/x
  3. Step 3: Cross multiply
    194,428.38x = 268,325.19 × 108,393.18
  4. Step 4: Simplify right side
    194,428.38x = 29,084,620,618.20
  5. Step 5: Solve for x
    x = 29,084,620,618.20/194,428.38
  6. Step 6: Final answer
    x = 149,590.41

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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.