Home / 269,198.70-403,417.07-149,308.43

Finding the Fourth Proportional to 269,198.70, 403,417.07 and 149,308.43

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Solution

The fourth proportional to 269,198.70, 403,417.07 and 149,308.43 is: 223,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,198.70 : 403,417.07 = 149,308.43 : x
  2. Step 2: Convert to fraction form
    269,198.70/403,417.07 = 149,308.43/x
  3. Step 3: Cross multiply
    269,198.70x = 403,417.07 × 149,308.43
  4. Step 4: Simplify right side
    269,198.70x = 60,233,566,593.27
  5. Step 5: Solve for x
    x = 60,233,566,593.27/269,198.70
  6. Step 6: Final answer
    x = 223,751.33

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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.