Home / 167,643.43-231,343.32-92,191.93

Finding the Fourth Proportional to 167,643.43, 231,343.32 and 92,191.93

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Solution

The fourth proportional to 167,643.43, 231,343.32 and 92,191.93 is: 127,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,643.43 : 231,343.32 = 92,191.93 : x
  2. Step 2: Convert to fraction form
    167,643.43/231,343.32 = 92,191.93/x
  3. Step 3: Cross multiply
    167,643.43x = 231,343.32 × 92,191.93
  4. Step 4: Simplify right side
    167,643.43x = 21,327,987,163.41
  5. Step 5: Solve for x
    x = 21,327,987,163.41/167,643.43
  6. Step 6: Final answer
    x = 127,222.33

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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.