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Finding the Fourth Proportional to 37.46, 51.44 and 36.45

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Solution

The fourth proportional to 37.46, 51.44 and 36.45 is: 50.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.46 : 51.44 = 36.45 : x
  2. Step 2: Convert to fraction form
    37.46/51.44 = 36.45/x
  3. Step 3: Cross multiply
    37.46x = 51.44 × 36.45
  4. Step 4: Simplify right side
    37.46x = 1,874.81
  5. Step 5: Solve for x
    x = 1,874.81/37.46
  6. Step 6: Final answer
    x = 50.04

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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.