Home / 167,559.28-251,517.97-67,784.69

Finding the Fourth Proportional to 167,559.28, 251,517.97 and 67,784.69

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Solution

The fourth proportional to 167,559.28, 251,517.97 and 67,784.69 is: 101,749.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,559.28 : 251,517.97 = 67,784.69 : x
  2. Step 2: Convert to fraction form
    167,559.28/251,517.97 = 67,784.69/x
  3. Step 3: Cross multiply
    167,559.28x = 251,517.97 × 67,784.69
  4. Step 4: Simplify right side
    167,559.28x = 17,049,067,625.88
  5. Step 5: Solve for x
    x = 17,049,067,625.88/167,559.28
  6. Step 6: Final answer
    x = 101,749.47

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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.