Home / 68,991.24-103,500.06-22,231.56

Finding the Fourth Proportional to 68,991.24, 103,500.06 and 22,231.56

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Solution

The fourth proportional to 68,991.24, 103,500.06 and 22,231.56 is: 33,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,991.24 : 103,500.06 = 22,231.56 : x
  2. Step 2: Convert to fraction form
    68,991.24/103,500.06 = 22,231.56/x
  3. Step 3: Cross multiply
    68,991.24x = 103,500.06 × 22,231.56
  4. Step 4: Simplify right side
    68,991.24x = 2,300,967,793.89
  5. Step 5: Solve for x
    x = 2,300,967,793.89/68,991.24
  6. Step 6: Final answer
    x = 33,351.59

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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.