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Finding the Fourth Proportional to 29,201.26, 40,297.78 and 16,626

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Solution

The fourth proportional to 29,201.26, 40,297.78 and 16,626 is: 22,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,201.26 : 40,297.78 = 16,626 : x
  2. Step 2: Convert to fraction form
    29,201.26/40,297.78 = 16,626/x
  3. Step 3: Cross multiply
    29,201.26x = 40,297.78 × 16,626
  4. Step 4: Simplify right side
    29,201.26x = 669,990,890.28
  5. Step 5: Solve for x
    x = 669,990,890.28/29,201.26
  6. Step 6: Final answer
    x = 22,943.90

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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.