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Finding the Fourth Proportional to 22,550.26, 33,821.43 and 6,968.02

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Solution

The fourth proportional to 22,550.26, 33,821.43 and 6,968.02 is: 10,450.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,550.26 : 33,821.43 = 6,968.02 : x
  2. Step 2: Convert to fraction form
    22,550.26/33,821.43 = 6,968.02/x
  3. Step 3: Cross multiply
    22,550.26x = 33,821.43 × 6,968.02
  4. Step 4: Simplify right side
    22,550.26x = 235,668,400.67
  5. Step 5: Solve for x
    x = 235,668,400.67/22,550.26
  6. Step 6: Final answer
    x = 10,450.81

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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.