Home / 167,530.39-231,193.72-91,049.48

Finding the Fourth Proportional to 167,530.39, 231,193.72 and 91,049.48

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Solution

The fourth proportional to 167,530.39, 231,193.72 and 91,049.48 is: 125,649.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,530.39 : 231,193.72 = 91,049.48 : x
  2. Step 2: Convert to fraction form
    167,530.39/231,193.72 = 91,049.48/x
  3. Step 3: Cross multiply
    167,530.39x = 231,193.72 × 91,049.48
  4. Step 4: Simplify right side
    167,530.39x = 21,050,067,634.91
  5. Step 5: Solve for x
    x = 21,050,067,634.91/167,530.39
  6. Step 6: Final answer
    x = 125,649.25

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1.5x scale

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.