Home / 218,163.07-327,208.15-60,407.47

Finding the Fourth Proportional to 218,163.07, 327,208.15 and 60,407.47

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Solution

The fourth proportional to 218,163.07, 327,208.15 and 60,407.47 is: 90,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,163.07 : 327,208.15 = 60,407.47 : x
  2. Step 2: Convert to fraction form
    218,163.07/327,208.15 = 60,407.47/x
  3. Step 3: Cross multiply
    218,163.07x = 327,208.15 × 60,407.47
  4. Step 4: Simplify right side
    218,163.07x = 19,765,816,504.88
  5. Step 5: Solve for x
    x = 19,765,816,504.88/218,163.07
  6. Step 6: Final answer
    x = 90,601.11

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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.