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Finding the Fourth Proportional to 32.58, 49.11 and 27.54

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Solution

The fourth proportional to 32.58, 49.11 and 27.54 is: 41.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.58 : 49.11 = 27.54 : x
  2. Step 2: Convert to fraction form
    32.58/49.11 = 27.54/x
  3. Step 3: Cross multiply
    32.58x = 49.11 × 27.54
  4. Step 4: Simplify right side
    32.58x = 1,352.59
  5. Step 5: Solve for x
    x = 1,352.59/32.58
  6. Step 6: Final answer
    x = 41.52

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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.