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Finding the Fourth Proportional to 36.95, 51.33 and 36.57

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Solution

The fourth proportional to 36.95, 51.33 and 36.57 is: 50.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.95 : 51.33 = 36.57 : x
  2. Step 2: Convert to fraction form
    36.95/51.33 = 36.57/x
  3. Step 3: Cross multiply
    36.95x = 51.33 × 36.57
  4. Step 4: Simplify right side
    36.95x = 1,877.14
  5. Step 5: Solve for x
    x = 1,877.14/36.95
  6. Step 6: Final answer
    x = 50.80

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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.