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Finding the Fourth Proportional to 43.97, 59.84 and 43.77

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Solution

The fourth proportional to 43.97, 59.84 and 43.77 is: 59.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.97 : 59.84 = 43.77 : x
  2. Step 2: Convert to fraction form
    43.97/59.84 = 43.77/x
  3. Step 3: Cross multiply
    43.97x = 59.84 × 43.77
  4. Step 4: Simplify right side
    43.97x = 2,618.98
  5. Step 5: Solve for x
    x = 2,618.98/43.97
  6. Step 6: Final answer
    x = 59.57

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.