Home / 167,845.17-231,629.29-91,366.46

Finding the Fourth Proportional to 167,845.17, 231,629.29 and 91,366.46

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Solution

The fourth proportional to 167,845.17, 231,629.29 and 91,366.46 is: 126,087.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,845.17 : 231,629.29 = 91,366.46 : x
  2. Step 2: Convert to fraction form
    167,845.17/231,629.29 = 91,366.46/x
  3. Step 3: Cross multiply
    167,845.17x = 231,629.29 × 91,366.46
  4. Step 4: Simplify right side
    167,845.17x = 21,163,149,044.58
  5. Step 5: Solve for x
    x = 21,163,149,044.58/167,845.17
  6. Step 6: Final answer
    x = 126,087.33

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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.