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Finding the Fourth Proportional to 29.00, 43.47 and 9.73

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Solution

The fourth proportional to 29.00, 43.47 and 9.73 is: 14.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.00 : 43.47 = 9.73 : x
  2. Step 2: Convert to fraction form
    29.00/43.47 = 9.73/x
  3. Step 3: Cross multiply
    29.00x = 43.47 × 9.73
  4. Step 4: Simplify right side
    29.00x = 422.96
  5. Step 5: Solve for x
    x = 422.96/29.00
  6. Step 6: Final answer
    x = 14.59

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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.