Home / 166,568.06-229,865.75-91,116.56

Finding the Fourth Proportional to 166,568.06, 229,865.75 and 91,116.56

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Solution

The fourth proportional to 166,568.06, 229,865.75 and 91,116.56 is: 125,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,568.06 : 229,865.75 = 91,116.56 : x
  2. Step 2: Convert to fraction form
    166,568.06/229,865.75 = 91,116.56/x
  3. Step 3: Cross multiply
    166,568.06x = 229,865.75 × 91,116.56
  4. Step 4: Simplify right side
    166,568.06x = 20,944,576,862.59
  5. Step 5: Solve for x
    x = 20,944,576,862.59/166,568.06
  6. Step 6: Final answer
    x = 125,741.85

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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.