Home / 167,656.32-231,361.92-92,203.20

Finding the Fourth Proportional to 167,656.32, 231,361.92 and 92,203.20

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Solution

The fourth proportional to 167,656.32, 231,361.92 and 92,203.20 is: 127,238.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,656.32 : 231,361.92 = 92,203.20 : x
  2. Step 2: Convert to fraction form
    167,656.32/231,361.92 = 92,203.20/x
  3. Step 3: Cross multiply
    167,656.32x = 231,361.92 × 92,203.20
  4. Step 4: Simplify right side
    167,656.32x = 21,332,309,382.14
  5. Step 5: Solve for x
    x = 21,332,309,382.14/167,656.32
  6. Step 6: Final answer
    x = 127,238.33

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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.