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Finding the Fourth Proportional to 36.98, 51.23 and 36.26

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Solution

The fourth proportional to 36.98, 51.23 and 36.26 is: 50.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.98 : 51.23 = 36.26 : x
  2. Step 2: Convert to fraction form
    36.98/51.23 = 36.26/x
  3. Step 3: Cross multiply
    36.98x = 51.23 × 36.26
  4. Step 4: Simplify right side
    36.98x = 1,857.60
  5. Step 5: Solve for x
    x = 1,857.60/36.98
  6. Step 6: Final answer
    x = 50.23

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.