Home / 194,590.95-268,540.28-108,549.31

Finding the Fourth Proportional to 194,590.95, 268,540.28 and 108,549.31

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Solution

The fourth proportional to 194,590.95, 268,540.28 and 108,549.31 is: 149,800.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,590.95 : 268,540.28 = 108,549.31 : x
  2. Step 2: Convert to fraction form
    194,590.95/268,540.28 = 108,549.31/x
  3. Step 3: Cross multiply
    194,590.95x = 268,540.28 × 108,549.31
  4. Step 4: Simplify right side
    194,590.95x = 29,149,862,101.21
  5. Step 5: Solve for x
    x = 29,149,862,101.21/194,590.95
  6. Step 6: Final answer
    x = 149,800.71

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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.