Home / 196,932.73-271,765.79-107,508.73

Finding the Fourth Proportional to 196,932.73, 271,765.79 and 107,508.73

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Solution

The fourth proportional to 196,932.73, 271,765.79 and 107,508.73 is: 148,361.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,932.73 : 271,765.79 = 107,508.73 : x
  2. Step 2: Convert to fraction form
    196,932.73/271,765.79 = 107,508.73/x
  3. Step 3: Cross multiply
    196,932.73x = 271,765.79 × 107,508.73
  4. Step 4: Simplify right side
    196,932.73x = 29,217,194,402.80
  5. Step 5: Solve for x
    x = 29,217,194,402.80/196,932.73
  6. Step 6: Final answer
    x = 148,361.29

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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.