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Finding the Fourth Proportional to 29.77, 44.67 and 17.74

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Solution

The fourth proportional to 29.77, 44.67 and 17.74 is: 26.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.77 : 44.67 = 17.74 : x
  2. Step 2: Convert to fraction form
    29.77/44.67 = 17.74/x
  3. Step 3: Cross multiply
    29.77x = 44.67 × 17.74
  4. Step 4: Simplify right side
    29.77x = 792.45
  5. Step 5: Solve for x
    x = 792.45/29.77
  6. Step 6: Final answer
    x = 26.62

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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.