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Finding the Fourth Proportional to 43.94, 65.90 and 23.37

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Solution

The fourth proportional to 43.94, 65.90 and 23.37 is: 35.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.94 : 65.90 = 23.37 : x
  2. Step 2: Convert to fraction form
    43.94/65.90 = 23.37/x
  3. Step 3: Cross multiply
    43.94x = 65.90 × 23.37
  4. Step 4: Simplify right side
    43.94x = 1,539.97
  5. Step 5: Solve for x
    x = 1,539.97/43.94
  6. Step 6: Final answer
    x = 35.05

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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.