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Finding the Fourth Proportional to 27.32, 37.72 and 24.58

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Solution

The fourth proportional to 27.32, 37.72 and 24.58 is: 33.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.32 : 37.72 = 24.58 : x
  2. Step 2: Convert to fraction form
    27.32/37.72 = 24.58/x
  3. Step 3: Cross multiply
    27.32x = 37.72 × 24.58
  4. Step 4: Simplify right side
    27.32x = 927.16
  5. Step 5: Solve for x
    x = 927.16/27.32
  6. Step 6: Final answer
    x = 33.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.