Home / 194,393.28-268,230.18-108,333.40

Finding the Fourth Proportional to 194,393.28, 268,230.18 and 108,333.40

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Solution

The fourth proportional to 194,393.28, 268,230.18 and 108,333.40 is: 149,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,393.28 : 268,230.18 = 108,333.40 : x
  2. Step 2: Convert to fraction form
    194,393.28/268,230.18 = 108,333.40/x
  3. Step 3: Cross multiply
    194,393.28x = 268,230.18 × 108,333.40
  4. Step 4: Simplify right side
    194,393.28x = 29,058,287,382.01
  5. Step 5: Solve for x
    x = 29,058,287,382.01/194,393.28
  6. Step 6: Final answer
    x = 149,481.95

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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.