Home / 218,392.11-327,589.99-60,632.86

Finding the Fourth Proportional to 218,392.11, 327,589.99 and 60,632.86

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Solution

The fourth proportional to 218,392.11, 327,589.99 and 60,632.86 is: 90,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,392.11 : 327,589.99 = 60,632.86 : x
  2. Step 2: Convert to fraction form
    218,392.11/327,589.99 = 60,632.86/x
  3. Step 3: Cross multiply
    218,392.11x = 327,589.99 × 60,632.86
  4. Step 4: Simplify right side
    218,392.11x = 19,862,718,001.07
  5. Step 5: Solve for x
    x = 19,862,718,001.07/218,392.11
  6. Step 6: Final answer
    x = 90,949.80

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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.