Home / 218,129.30-327,201.23-60,344.54

Finding the Fourth Proportional to 218,129.30, 327,201.23 and 60,344.54

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Solution

The fourth proportional to 218,129.30, 327,201.23 and 60,344.54 is: 90,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,129.30 : 327,201.23 = 60,344.54 : x
  2. Step 2: Convert to fraction form
    218,129.30/327,201.23 = 60,344.54/x
  3. Step 3: Cross multiply
    218,129.30x = 327,201.23 × 60,344.54
  4. Step 4: Simplify right side
    218,129.30x = 19,744,805,774.06
  5. Step 5: Solve for x
    x = 19,744,805,774.06/218,129.30
  6. Step 6: Final answer
    x = 90,518.82

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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.