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Finding the Fourth Proportional to 37.10, 50.86 and 36.56

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Solution

The fourth proportional to 37.10, 50.86 and 36.56 is: 50.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.10 : 50.86 = 36.56 : x
  2. Step 2: Convert to fraction form
    37.10/50.86 = 36.56/x
  3. Step 3: Cross multiply
    37.10x = 50.86 × 36.56
  4. Step 4: Simplify right side
    37.10x = 1,859.26
  5. Step 5: Solve for x
    x = 1,859.26/37.10
  6. Step 6: Final answer
    x = 50.12

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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.