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Finding the Fourth Proportional to 69,403.28, 104,091.83 and 33,828.89

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Solution

The fourth proportional to 69,403.28, 104,091.83 and 33,828.89 is: 50,736.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,403.28 : 104,091.83 = 33,828.89 : x
  2. Step 2: Convert to fraction form
    69,403.28/104,091.83 = 33,828.89/x
  3. Step 3: Cross multiply
    69,403.28x = 104,091.83 × 33,828.89
  4. Step 4: Simplify right side
    69,403.28x = 3,521,311,280.03
  5. Step 5: Solve for x
    x = 3,521,311,280.03/69,403.28
  6. Step 6: Final answer
    x = 50,736.96

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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.