Home / 167,880.24-231,604.03-111,193.20

Finding the Fourth Proportional to 167,880.24, 231,604.03 and 111,193.20

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Solution

The fourth proportional to 167,880.24, 231,604.03 and 111,193.20 is: 153,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,880.24 : 231,604.03 = 111,193.20 : x
  2. Step 2: Convert to fraction form
    167,880.24/231,604.03 = 111,193.20/x
  3. Step 3: Cross multiply
    167,880.24x = 231,604.03 × 111,193.20
  4. Step 4: Simplify right side
    167,880.24x = 25,752,793,228.60
  5. Step 5: Solve for x
    x = 25,752,793,228.60/167,880.24
  6. Step 6: Final answer
    x = 153,399.79

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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.