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Finding the Fourth Proportional to 29.55, 43.98 and 29.37

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Solution

The fourth proportional to 29.55, 43.98 and 29.37 is: 43.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.55 : 43.98 = 29.37 : x
  2. Step 2: Convert to fraction form
    29.55/43.98 = 29.37/x
  3. Step 3: Cross multiply
    29.55x = 43.98 × 29.37
  4. Step 4: Simplify right side
    29.55x = 1,291.69
  5. Step 5: Solve for x
    x = 1,291.69/29.55
  6. Step 6: Final answer
    x = 43.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.