Home / 231,248.72-346,868.20-106,589.72

Finding the Fourth Proportional to 231,248.72, 346,868.20 and 106,589.72

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Solution

The fourth proportional to 231,248.72, 346,868.20 and 106,589.72 is: 159,882.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,248.72 : 346,868.20 = 106,589.72 : x
  2. Step 2: Convert to fraction form
    231,248.72/346,868.20 = 106,589.72/x
  3. Step 3: Cross multiply
    231,248.72x = 346,868.20 × 106,589.72
  4. Step 4: Simplify right side
    231,248.72x = 36,972,584,314.90
  5. Step 5: Solve for x
    x = 36,972,584,314.90/231,248.72
  6. Step 6: Final answer
    x = 159,882.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.