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Finding the Fourth Proportional to 37.39, 56.05 and 16

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Solution

The fourth proportional to 37.39, 56.05 and 16 is: 23.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.39 : 56.05 = 16 : x
  2. Step 2: Convert to fraction form
    37.39/56.05 = 16/x
  3. Step 3: Cross multiply
    37.39x = 56.05 × 16
  4. Step 4: Simplify right side
    37.39x = 896.80
  5. Step 5: Solve for x
    x = 896.80/37.39
  6. Step 6: Final answer
    x = 23.99

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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.