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Finding the Fourth Proportional to 36.58, 50.38 and 36.47

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Solution

The fourth proportional to 36.58, 50.38 and 36.47 is: 50.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.58 : 50.38 = 36.47 : x
  2. Step 2: Convert to fraction form
    36.58/50.38 = 36.47/x
  3. Step 3: Cross multiply
    36.58x = 50.38 × 36.47
  4. Step 4: Simplify right side
    36.58x = 1,837.18
  5. Step 5: Solve for x
    x = 1,837.18/36.58
  6. Step 6: Final answer
    x = 50.22

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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.