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Finding the Fourth Proportional to 29,827.98, 41,161.02 and 16,396.64

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Solution

The fourth proportional to 29,827.98, 41,161.02 and 16,396.64 is: 22,626.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,827.98 : 41,161.02 = 16,396.64 : x
  2. Step 2: Convert to fraction form
    29,827.98/41,161.02 = 16,396.64/x
  3. Step 3: Cross multiply
    29,827.98x = 41,161.02 × 16,396.64
  4. Step 4: Simplify right side
    29,827.98x = 674,902,426.97
  5. Step 5: Solve for x
    x = 674,902,426.97/29,827.98
  6. Step 6: Final answer
    x = 22,626.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.