Home / 218,320.11-327,480.15-60,548.56

Finding the Fourth Proportional to 218,320.11, 327,480.15 and 60,548.56

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Solution

The fourth proportional to 218,320.11, 327,480.15 and 60,548.56 is: 90,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,320.11 : 327,480.15 = 60,548.56 : x
  2. Step 2: Convert to fraction form
    218,320.11/327,480.15 = 60,548.56/x
  3. Step 3: Cross multiply
    218,320.11x = 327,480.15 × 60,548.56
  4. Step 4: Simplify right side
    218,320.11x = 19,828,452,420.93
  5. Step 5: Solve for x
    x = 19,828,452,420.93/218,320.11
  6. Step 6: Final answer
    x = 90,822.84

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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.