Home / 165,040.12-227,760.06-89,593.48

Finding the Fourth Proportional to 165,040.12, 227,760.06 and 89,593.48

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Solution

The fourth proportional to 165,040.12, 227,760.06 and 89,593.48 is: 123,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,040.12 : 227,760.06 = 89,593.48 : x
  2. Step 2: Convert to fraction form
    165,040.12/227,760.06 = 89,593.48/x
  3. Step 3: Cross multiply
    165,040.12x = 227,760.06 × 89,593.48
  4. Step 4: Simplify right side
    165,040.12x = 20,405,816,380.41
  5. Step 5: Solve for x
    x = 20,405,816,380.41/165,040.12
  6. Step 6: Final answer
    x = 123,641.55

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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.