Home / 167,965.82-251,957.91-68,111.18

Finding the Fourth Proportional to 167,965.82, 251,957.91 and 68,111.18

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Solution

The fourth proportional to 167,965.82, 251,957.91 and 68,111.18 is: 102,170.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,965.82 : 251,957.91 = 68,111.18 : x
  2. Step 2: Convert to fraction form
    167,965.82/251,957.91 = 68,111.18/x
  3. Step 3: Cross multiply
    167,965.82x = 251,957.91 × 68,111.18
  4. Step 4: Simplify right side
    167,965.82x = 17,161,150,560.43
  5. Step 5: Solve for x
    x = 17,161,150,560.43/167,965.82
  6. Step 6: Final answer
    x = 102,170.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.