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Finding the Fourth Proportional to 37.73, 55.88 and 37.32

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Solution

The fourth proportional to 37.73, 55.88 and 37.32 is: 55.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.73 : 55.88 = 37.32 : x
  2. Step 2: Convert to fraction form
    37.73/55.88 = 37.32/x
  3. Step 3: Cross multiply
    37.73x = 55.88 × 37.32
  4. Step 4: Simplify right side
    37.73x = 2,085.44
  5. Step 5: Solve for x
    x = 2,085.44/37.73
  6. Step 6: Final answer
    x = 55.27

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.