Home / 167,881.62-231,676.20-92,430.12

Finding the Fourth Proportional to 167,881.62, 231,676.20 and 92,430.12

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Solution

The fourth proportional to 167,881.62, 231,676.20 and 92,430.12 is: 127,553.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,881.62 : 231,676.20 = 92,430.12 : x
  2. Step 2: Convert to fraction form
    167,881.62/231,676.20 = 92,430.12/x
  3. Step 3: Cross multiply
    167,881.62x = 231,676.20 × 92,430.12
  4. Step 4: Simplify right side
    167,881.62x = 21,413,858,967.14
  5. Step 5: Solve for x
    x = 21,413,858,967.14/167,881.62
  6. Step 6: Final answer
    x = 127,553.33

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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.