Home / 167,721.36-231,488.52-96,149.40

Finding the Fourth Proportional to 167,721.36, 231,488.52 and 96,149.40

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Solution

The fourth proportional to 167,721.36, 231,488.52 and 96,149.40 is: 132,705.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,721.36 : 231,488.52 = 96,149.40 : x
  2. Step 2: Convert to fraction form
    167,721.36/231,488.52 = 96,149.40/x
  3. Step 3: Cross multiply
    167,721.36x = 231,488.52 × 96,149.40
  4. Step 4: Simplify right side
    167,721.36x = 22,257,482,304.89
  5. Step 5: Solve for x
    x = 22,257,482,304.89/167,721.36
  6. Step 6: Final answer
    x = 132,705.11

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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.