Home / 167,844.60-231,629.76-91,367.82

Finding the Fourth Proportional to 167,844.60, 231,629.76 and 91,367.82

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Solution

The fourth proportional to 167,844.60, 231,629.76 and 91,367.82 is: 126,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,844.60 : 231,629.76 = 91,367.82 : x
  2. Step 2: Convert to fraction form
    167,844.60/231,629.76 = 91,367.82/x
  3. Step 3: Cross multiply
    167,844.60x = 231,629.76 × 91,367.82
  4. Step 4: Simplify right side
    167,844.60x = 21,163,506,218.32
  5. Step 5: Solve for x
    x = 21,163,506,218.32/167,844.60
  6. Step 6: Final answer
    x = 126,089.88

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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.