Home / 154,610.92-231,949.48-47,992.53

Finding the Fourth Proportional to 154,610.92, 231,949.48 and 47,992.53

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Solution

The fourth proportional to 154,610.92, 231,949.48 and 47,992.53 is: 71,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,610.92 : 231,949.48 = 47,992.53 : x
  2. Step 2: Convert to fraction form
    154,610.92/231,949.48 = 47,992.53/x
  3. Step 3: Cross multiply
    154,610.92x = 231,949.48 × 47,992.53
  4. Step 4: Simplify right side
    154,610.92x = 11,131,842,377.38
  5. Step 5: Solve for x
    x = 11,131,842,377.38/154,610.92
  6. Step 6: Final answer
    x = 71,999.07

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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.