Home / 198,203.20-296,901.60-123,092.80

Finding the Fourth Proportional to 198,203.20, 296,901.60 and 123,092.80

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Solution

The fourth proportional to 198,203.20, 296,901.60 and 123,092.80 is: 184,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,203.20 : 296,901.60 = 123,092.80 : x
  2. Step 2: Convert to fraction form
    198,203.20/296,901.60 = 123,092.80/x
  3. Step 3: Cross multiply
    198,203.20x = 296,901.60 × 123,092.80
  4. Step 4: Simplify right side
    198,203.20x = 36,546,449,268.48
  5. Step 5: Solve for x
    x = 36,546,449,268.48/198,203.20
  6. Step 6: Final answer
    x = 184,388.80

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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.