Home / 167,979.88-231,812.24-92,528.38

Finding the Fourth Proportional to 167,979.88, 231,812.24 and 92,528.38

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Solution

The fourth proportional to 167,979.88, 231,812.24 and 92,528.38 is: 127,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,979.88 : 231,812.24 = 92,528.38 : x
  2. Step 2: Convert to fraction form
    167,979.88/231,812.24 = 92,528.38/x
  3. Step 3: Cross multiply
    167,979.88x = 231,812.24 × 92,528.38
  4. Step 4: Simplify right side
    167,979.88x = 21,449,211,031.37
  5. Step 5: Solve for x
    x = 21,449,211,031.37/167,979.88
  6. Step 6: Final answer
    x = 127,689.17

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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.