Home / 194,853.20-268,870.44-108,801.68

Finding the Fourth Proportional to 194,853.20, 268,870.44 and 108,801.68

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Solution

The fourth proportional to 194,853.20, 268,870.44 and 108,801.68 is: 150,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,853.20 : 268,870.44 = 108,801.68 : x
  2. Step 2: Convert to fraction form
    194,853.20/268,870.44 = 108,801.68/x
  3. Step 3: Cross multiply
    194,853.20x = 268,870.44 × 108,801.68
  4. Step 4: Simplify right side
    194,853.20x = 29,253,555,574.34
  5. Step 5: Solve for x
    x = 29,253,555,574.34/194,853.20
  6. Step 6: Final answer
    x = 150,131.26

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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.