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Finding the Fourth Proportional to 43.64, 59.92 and 37.16

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Solution

The fourth proportional to 43.64, 59.92 and 37.16 is: 51.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.64 : 59.92 = 37.16 : x
  2. Step 2: Convert to fraction form
    43.64/59.92 = 37.16/x
  3. Step 3: Cross multiply
    43.64x = 59.92 × 37.16
  4. Step 4: Simplify right side
    43.64x = 2,226.63
  5. Step 5: Solve for x
    x = 2,226.63/43.64
  6. Step 6: Final answer
    x = 51.02

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.