Home / 223,825.60-335,738.40-199,331.20

Finding the Fourth Proportional to 223,825.60, 335,738.40 and 199,331.20

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Solution

The fourth proportional to 223,825.60, 335,738.40 and 199,331.20 is: 298,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,825.60 : 335,738.40 = 199,331.20 : x
  2. Step 2: Convert to fraction form
    223,825.60/335,738.40 = 199,331.20/x
  3. Step 3: Cross multiply
    223,825.60x = 335,738.40 × 199,331.20
  4. Step 4: Simplify right side
    223,825.60x = 66,923,138,158.08
  5. Step 5: Solve for x
    x = 66,923,138,158.08/223,825.60
  6. Step 6: Final answer
    x = 298,996.80

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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.