Home / 218,127.29-327,198.22-60,342.53

Finding the Fourth Proportional to 218,127.29, 327,198.22 and 60,342.53

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Solution

The fourth proportional to 218,127.29, 327,198.22 and 60,342.53 is: 90,515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,127.29 : 327,198.22 = 60,342.53 : x
  2. Step 2: Convert to fraction form
    218,127.29/327,198.22 = 60,342.53/x
  3. Step 3: Cross multiply
    218,127.29x = 327,198.22 × 60,342.53
  4. Step 4: Simplify right side
    218,127.29x = 19,743,968,406.30
  5. Step 5: Solve for x
    x = 19,743,968,406.30/218,127.29
  6. Step 6: Final answer
    x = 90,515.81

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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.