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Finding the Fourth Proportional to 43.37, 59.87 and 27

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Solution

The fourth proportional to 43.37, 59.87 and 27 is: 37.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.37 : 59.87 = 27 : x
  2. Step 2: Convert to fraction form
    43.37/59.87 = 27/x
  3. Step 3: Cross multiply
    43.37x = 59.87 × 27
  4. Step 4: Simplify right side
    43.37x = 1,616.36
  5. Step 5: Solve for x
    x = 1,616.36/43.37
  6. Step 6: Final answer
    x = 37.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.