Home / 167,811.75-231,585.21-92,360.25

Finding the Fourth Proportional to 167,811.75, 231,585.21 and 92,360.25

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Solution

The fourth proportional to 167,811.75, 231,585.21 and 92,360.25 is: 127,459.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,811.75 : 231,585.21 = 92,360.25 : x
  2. Step 2: Convert to fraction form
    167,811.75/231,585.21 = 92,360.25/x
  3. Step 3: Cross multiply
    167,811.75x = 231,585.21 × 92,360.25
  4. Step 4: Simplify right side
    167,811.75x = 21,389,267,891.90
  5. Step 5: Solve for x
    x = 21,389,267,891.90/167,811.75
  6. Step 6: Final answer
    x = 127,459.89

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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.