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Finding the Fourth Proportional to 37.34, 56.22 and 33.56

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Solution

The fourth proportional to 37.34, 56.22 and 33.56 is: 50.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.34 : 56.22 = 33.56 : x
  2. Step 2: Convert to fraction form
    37.34/56.22 = 33.56/x
  3. Step 3: Cross multiply
    37.34x = 56.22 × 33.56
  4. Step 4: Simplify right side
    37.34x = 1,886.74
  5. Step 5: Solve for x
    x = 1,886.74/37.34
  6. Step 6: Final answer
    x = 50.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.