Home / 167,645.31-231,345.91-92,193.81

Finding the Fourth Proportional to 167,645.31, 231,345.91 and 92,193.81

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Solution

The fourth proportional to 167,645.31, 231,345.91 and 92,193.81 is: 127,224.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,645.31 : 231,345.91 = 92,193.81 : x
  2. Step 2: Convert to fraction form
    167,645.31/231,345.91 = 92,193.81/x
  3. Step 3: Cross multiply
    167,645.31x = 231,345.91 × 92,193.81
  4. Step 4: Simplify right side
    167,645.31x = 21,328,659,253.12
  5. Step 5: Solve for x
    x = 21,328,659,253.12/167,645.31
  6. Step 6: Final answer
    x = 127,224.91

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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.