Home / 166,932.45-230,365.97-91,480.95

Finding the Fourth Proportional to 166,932.45, 230,365.97 and 91,480.95

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Solution

The fourth proportional to 166,932.45, 230,365.97 and 91,480.95 is: 126,243.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,932.45 : 230,365.97 = 91,480.95 : x
  2. Step 2: Convert to fraction form
    166,932.45/230,365.97 = 91,480.95/x
  3. Step 3: Cross multiply
    166,932.45x = 230,365.97 × 91,480.95
  4. Step 4: Simplify right side
    166,932.45x = 21,074,097,325.87
  5. Step 5: Solve for x
    x = 21,074,097,325.87/166,932.45
  6. Step 6: Final answer
    x = 126,243.26

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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.