Home / 167,847.85-231,632.99-91,369.15

Finding the Fourth Proportional to 167,847.85, 231,632.99 and 91,369.15

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Solution

The fourth proportional to 167,847.85, 231,632.99 and 91,369.15 is: 126,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,847.85 : 231,632.99 = 91,369.15 : x
  2. Step 2: Convert to fraction form
    167,847.85/231,632.99 = 91,369.15/x
  3. Step 3: Cross multiply
    167,847.85x = 231,632.99 × 91,369.15
  4. Step 4: Simplify right side
    167,847.85x = 21,164,107,793.25
  5. Step 5: Solve for x
    x = 21,164,107,793.25/167,847.85
  6. Step 6: Final answer
    x = 126,091.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.