Home / 169,635.43-254,065.60-80,951.23

Finding the Fourth Proportional to 169,635.43, 254,065.60 and 80,951.23

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Solution

The fourth proportional to 169,635.43, 254,065.60 and 80,951.23 is: 121,241.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,635.43 : 254,065.60 = 80,951.23 : x
  2. Step 2: Convert to fraction form
    169,635.43/254,065.60 = 80,951.23/x
  3. Step 3: Cross multiply
    169,635.43x = 254,065.60 × 80,951.23
  4. Step 4: Simplify right side
    169,635.43x = 20,566,922,820.69
  5. Step 5: Solve for x
    x = 20,566,922,820.69/169,635.43
  6. Step 6: Final answer
    x = 121,241.91

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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.