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Finding the Fourth Proportional to 37.34, 51.54 and 35.36

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Solution

The fourth proportional to 37.34, 51.54 and 35.36 is: 48.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.34 : 51.54 = 35.36 : x
  2. Step 2: Convert to fraction form
    37.34/51.54 = 35.36/x
  3. Step 3: Cross multiply
    37.34x = 51.54 × 35.36
  4. Step 4: Simplify right side
    37.34x = 1,822.45
  5. Step 5: Solve for x
    x = 1,822.45/37.34
  6. Step 6: Final answer
    x = 48.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.