Home / 195,003.20-291,921.60-116,076.80

Finding the Fourth Proportional to 195,003.20, 291,921.60 and 116,076.80

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Solution

The fourth proportional to 195,003.20, 291,921.60 and 116,076.80 is: 173,768.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,003.20 : 291,921.60 = 116,076.80 : x
  2. Step 2: Convert to fraction form
    195,003.20/291,921.60 = 116,076.80/x
  3. Step 3: Cross multiply
    195,003.20x = 291,921.60 × 116,076.80
  4. Step 4: Simplify right side
    195,003.20x = 33,885,325,178.88
  5. Step 5: Solve for x
    x = 33,885,325,178.88/195,003.20
  6. Step 6: Final answer
    x = 173,768.05

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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.