Home / 127,996.80-192,244.35-104,321.84

Finding the Fourth Proportional to 127,996.80, 192,244.35 and 104,321.84

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Solution

The fourth proportional to 127,996.80, 192,244.35 and 104,321.84 is: 156,685.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,996.80 : 192,244.35 = 104,321.84 : x
  2. Step 2: Convert to fraction form
    127,996.80/192,244.35 = 104,321.84/x
  3. Step 3: Cross multiply
    127,996.80x = 192,244.35 × 104,321.84
  4. Step 4: Simplify right side
    127,996.80x = 20,055,285,063.02
  5. Step 5: Solve for x
    x = 20,055,285,063.02/127,996.80
  6. Step 6: Final answer
    x = 156,685.83

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1.5x scale

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.