Home / 218,040.24-327,057.12-60,265.20

Finding the Fourth Proportional to 218,040.24, 327,057.12 and 60,265.20

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Solution

The fourth proportional to 218,040.24, 327,057.12 and 60,265.20 is: 90,396.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,040.24 : 327,057.12 = 60,265.20 : x
  2. Step 2: Convert to fraction form
    218,040.24/327,057.12 = 60,265.20/x
  3. Step 3: Cross multiply
    218,040.24x = 327,057.12 × 60,265.20
  4. Step 4: Simplify right side
    218,040.24x = 19,710,162,748.22
  5. Step 5: Solve for x
    x = 19,710,162,748.22/218,040.24
  6. Step 6: Final answer
    x = 90,396.90

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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.