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Finding the Fourth Proportional to 37.62, 56.52 and 36

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Solution

The fourth proportional to 37.62, 56.52 and 36 is: 54.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.62 : 56.52 = 36 : x
  2. Step 2: Convert to fraction form
    37.62/56.52 = 36/x
  3. Step 3: Cross multiply
    37.62x = 56.52 × 36
  4. Step 4: Simplify right side
    37.62x = 2,034.72
  5. Step 5: Solve for x
    x = 2,034.72/37.62
  6. Step 6: Final answer
    x = 54.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.