Home / 194,481.03-268,383.42-105,057.03

Finding the Fourth Proportional to 194,481.03, 268,383.42 and 105,057.03

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Solution

The fourth proportional to 194,481.03, 268,383.42 and 105,057.03 is: 144,978.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,481.03 : 268,383.42 = 105,057.03 : x
  2. Step 2: Convert to fraction form
    194,481.03/268,383.42 = 105,057.03/x
  3. Step 3: Cross multiply
    194,481.03x = 268,383.42 × 105,057.03
  4. Step 4: Simplify right side
    194,481.03x = 28,195,565,006.44
  5. Step 5: Solve for x
    x = 28,195,565,006.44/194,481.03
  6. Step 6: Final answer
    x = 144,978.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.