Home / 165,945.20-248,766.60-60,738.80

Finding the Fourth Proportional to 165,945.20, 248,766.60 and 60,738.80

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Solution

The fourth proportional to 165,945.20, 248,766.60 and 60,738.80 is: 91,052.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,945.20 : 248,766.60 = 60,738.80 : x
  2. Step 2: Convert to fraction form
    165,945.20/248,766.60 = 60,738.80/x
  3. Step 3: Cross multiply
    165,945.20x = 248,766.60 × 60,738.80
  4. Step 4: Simplify right side
    165,945.20x = 15,109,784,764.08
  5. Step 5: Solve for x
    x = 15,109,784,764.08/165,945.20
  6. Step 6: Final answer
    x = 91,052.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.