Home / 194,437.62-268,339.50-108,424.71

Finding the Fourth Proportional to 194,437.62, 268,339.50 and 108,424.71

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Solution

The fourth proportional to 194,437.62, 268,339.50 and 108,424.71 is: 149,634.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,437.62 : 268,339.50 = 108,424.71 : x
  2. Step 2: Convert to fraction form
    194,437.62/268,339.50 = 108,424.71/x
  3. Step 3: Cross multiply
    194,437.62x = 268,339.50 × 108,424.71
  4. Step 4: Simplify right side
    194,437.62x = 29,094,632,469.05
  5. Step 5: Solve for x
    x = 29,094,632,469.05/194,437.62
  6. Step 6: Final answer
    x = 149,634.79

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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.