Home / 127,944.60-192,147.30-123,797.40

Finding the Fourth Proportional to 127,944.60, 192,147.30 and 123,797.40

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Solution

The fourth proportional to 127,944.60, 192,147.30 and 123,797.40 is: 185,919.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,944.60 : 192,147.30 = 123,797.40 : x
  2. Step 2: Convert to fraction form
    127,944.60/192,147.30 = 123,797.40/x
  3. Step 3: Cross multiply
    127,944.60x = 192,147.30 × 123,797.40
  4. Step 4: Simplify right side
    127,944.60x = 23,787,336,157.02
  5. Step 5: Solve for x
    x = 23,787,336,157.02/127,944.60
  6. Step 6: Final answer
    x = 185,919.03

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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.