Home / 111,716.43-167,521.86-40,589.49

Finding the Fourth Proportional to 111,716.43, 167,521.86 and 40,589.49

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Solution

The fourth proportional to 111,716.43, 167,521.86 and 40,589.49 is: 60,865.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,716.43 : 167,521.86 = 40,589.49 : x
  2. Step 2: Convert to fraction form
    111,716.43/167,521.86 = 40,589.49/x
  3. Step 3: Cross multiply
    111,716.43x = 167,521.86 × 40,589.49
  4. Step 4: Simplify right side
    111,716.43x = 6,799,626,861.25
  5. Step 5: Solve for x
    x = 6,799,626,861.25/111,716.43
  6. Step 6: Final answer
    x = 60,865.06

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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.