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Finding the Fourth Proportional to 29.45, 44.04 and 25.70

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Solution

The fourth proportional to 29.45, 44.04 and 25.70 is: 38.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.45 : 44.04 = 25.70 : x
  2. Step 2: Convert to fraction form
    29.45/44.04 = 25.70/x
  3. Step 3: Cross multiply
    29.45x = 44.04 × 25.70
  4. Step 4: Simplify right side
    29.45x = 1,131.61
  5. Step 5: Solve for x
    x = 1,131.61/29.45
  6. Step 6: Final answer
    x = 38.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.