Home / 167,530.64-231,194.07-91,049.73

Finding the Fourth Proportional to 167,530.64, 231,194.07 and 91,049.73

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Solution

The fourth proportional to 167,530.64, 231,194.07 and 91,049.73 is: 125,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,530.64 : 231,194.07 = 91,049.73 : x
  2. Step 2: Convert to fraction form
    167,530.64/231,194.07 = 91,049.73/x
  3. Step 3: Cross multiply
    167,530.64x = 231,194.07 × 91,049.73
  4. Step 4: Simplify right side
    167,530.64x = 21,050,157,651.10
  5. Step 5: Solve for x
    x = 21,050,157,651.10/167,530.64
  6. Step 6: Final answer
    x = 125,649.60

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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.