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Finding the Fourth Proportional to 46.37, 63.96 and 36.65

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Solution

The fourth proportional to 46.37, 63.96 and 36.65 is: 50.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.37 : 63.96 = 36.65 : x
  2. Step 2: Convert to fraction form
    46.37/63.96 = 36.65/x
  3. Step 3: Cross multiply
    46.37x = 63.96 × 36.65
  4. Step 4: Simplify right side
    46.37x = 2,344.13
  5. Step 5: Solve for x
    x = 2,344.13/46.37
  6. Step 6: Final answer
    x = 50.55

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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.