Home / 166,627.25-229,945.61-91,175.75

Finding the Fourth Proportional to 166,627.25, 229,945.61 and 91,175.75

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Solution

The fourth proportional to 166,627.25, 229,945.61 and 91,175.75 is: 125,822.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,627.25 : 229,945.61 = 91,175.75 : x
  2. Step 2: Convert to fraction form
    166,627.25/229,945.61 = 91,175.75/x
  3. Step 3: Cross multiply
    166,627.25x = 229,945.61 × 91,175.75
  4. Step 4: Simplify right side
    166,627.25x = 20,965,462,995.08
  5. Step 5: Solve for x
    x = 20,965,462,995.08/166,627.25
  6. Step 6: Final answer
    x = 125,822.54

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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.