Home / 167,881.24-231,605.41-111,194.20

Finding the Fourth Proportional to 167,881.24, 231,605.41 and 111,194.20

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Solution

The fourth proportional to 167,881.24, 231,605.41 and 111,194.20 is: 153,401.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,881.24 : 231,605.41 = 111,194.20 : x
  2. Step 2: Convert to fraction form
    167,881.24/231,605.41 = 111,194.20/x
  3. Step 3: Cross multiply
    167,881.24x = 231,605.41 × 111,194.20
  4. Step 4: Simplify right side
    167,881.24x = 25,753,178,280.62
  5. Step 5: Solve for x
    x = 25,753,178,280.62/167,881.24
  6. Step 6: Final answer
    x = 153,401.17

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1.5x scale

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.