Home / 166,456.26-229,725.45-91,016.10

Finding the Fourth Proportional to 166,456.26, 229,725.45 and 91,016.10

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Solution

The fourth proportional to 166,456.26, 229,725.45 and 91,016.10 is: 125,610.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,456.26 : 229,725.45 = 91,016.10 : x
  2. Step 2: Convert to fraction form
    166,456.26/229,725.45 = 91,016.10/x
  3. Step 3: Cross multiply
    166,456.26x = 229,725.45 × 91,016.10
  4. Step 4: Simplify right side
    166,456.26x = 20,908,714,529.75
  5. Step 5: Solve for x
    x = 20,908,714,529.75/166,456.26
  6. Step 6: Final answer
    x = 125,610.86

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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.