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Finding the Fourth Proportional to 33,687.48, 50,536.58 and 11,198.96

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Solution

The fourth proportional to 33,687.48, 50,536.58 and 11,198.96 is: 16,800.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,687.48 : 50,536.58 = 11,198.96 : x
  2. Step 2: Convert to fraction form
    33,687.48/50,536.58 = 11,198.96/x
  3. Step 3: Cross multiply
    33,687.48x = 50,536.58 × 11,198.96
  4. Step 4: Simplify right side
    33,687.48x = 565,956,829.28
  5. Step 5: Solve for x
    x = 565,956,829.28/33,687.48
  6. Step 6: Final answer
    x = 16,800.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.