Home / 143,555.44-198,195.60-92,593.12

Finding the Fourth Proportional to 143,555.44, 198,195.60 and 92,593.12

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Solution

The fourth proportional to 143,555.44, 198,195.60 and 92,593.12 is: 127,835.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,555.44 : 198,195.60 = 92,593.12 : x
  2. Step 2: Convert to fraction form
    143,555.44/198,195.60 = 92,593.12/x
  3. Step 3: Cross multiply
    143,555.44x = 198,195.60 × 92,593.12
  4. Step 4: Simplify right side
    143,555.44x = 18,351,548,974.27
  5. Step 5: Solve for x
    x = 18,351,548,974.27/143,555.44
  6. Step 6: Final answer
    x = 127,835.97

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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.