Home / 33,067.68-49,549.68-28,116.96

Finding the Fourth Proportional to 33,067.68, 49,549.68 and 28,116.96

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Solution

The fourth proportional to 33,067.68, 49,549.68 and 28,116.96 is: 42,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,067.68 : 49,549.68 = 28,116.96 : x
  2. Step 2: Convert to fraction form
    33,067.68/49,549.68 = 28,116.96/x
  3. Step 3: Cross multiply
    33,067.68x = 49,549.68 × 28,116.96
  4. Step 4: Simplify right side
    33,067.68x = 1,393,186,229.99
  5. Step 5: Solve for x
    x = 1,393,186,229.99/33,067.68
  6. Step 6: Final answer
    x = 42,131.36

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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.