Home / 138,505.06-207,757.59-33,324.03

Finding the Fourth Proportional to 138,505.06, 207,757.59 and 33,324.03

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Solution

The fourth proportional to 138,505.06, 207,757.59 and 33,324.03 is: 49,986.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,505.06 : 207,757.59 = 33,324.03 : x
  2. Step 2: Convert to fraction form
    138,505.06/207,757.59 = 33,324.03/x
  3. Step 3: Cross multiply
    138,505.06x = 207,757.59 × 33,324.03
  4. Step 4: Simplify right side
    138,505.06x = 6,923,320,161.89
  5. Step 5: Solve for x
    x = 6,923,320,161.89/138,505.06
  6. Step 6: Final answer
    x = 49,986.05

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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.