Home / 166,500.09-229,765.46-91,046.97

Finding the Fourth Proportional to 166,500.09, 229,765.46 and 91,046.97

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Solution

The fourth proportional to 166,500.09, 229,765.46 and 91,046.97 is: 125,642.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,500.09 : 229,765.46 = 91,046.97 : x
  2. Step 2: Convert to fraction form
    166,500.09/229,765.46 = 91,046.97/x
  3. Step 3: Cross multiply
    166,500.09x = 229,765.46 × 91,046.97
  4. Step 4: Simplify right side
    166,500.09x = 20,919,448,943.66
  5. Step 5: Solve for x
    x = 20,919,448,943.66/166,500.09
  6. Step 6: Final answer
    x = 125,642.27

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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.