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Finding the Fourth Proportional to 37.58, 56.41 and 22.39

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Solution

The fourth proportional to 37.58, 56.41 and 22.39 is: 33.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.58 : 56.41 = 22.39 : x
  2. Step 2: Convert to fraction form
    37.58/56.41 = 22.39/x
  3. Step 3: Cross multiply
    37.58x = 56.41 × 22.39
  4. Step 4: Simplify right side
    37.58x = 1,263.02
  5. Step 5: Solve for x
    x = 1,263.02/37.58
  6. Step 6: Final answer
    x = 33.61

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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.