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Finding the Fourth Proportional to 29.89, 44.74 and 26.83

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Solution

The fourth proportional to 29.89, 44.74 and 26.83 is: 40.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.89 : 44.74 = 26.83 : x
  2. Step 2: Convert to fraction form
    29.89/44.74 = 26.83/x
  3. Step 3: Cross multiply
    29.89x = 44.74 × 26.83
  4. Step 4: Simplify right side
    29.89x = 1,200.37
  5. Step 5: Solve for x
    x = 1,200.37/29.89
  6. Step 6: Final answer
    x = 40.16

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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.