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Finding the Fourth Proportional to 37.02, 55.08 and 35.46

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Solution

The fourth proportional to 37.02, 55.08 and 35.46 is: 52.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.02 : 55.08 = 35.46 : x
  2. Step 2: Convert to fraction form
    37.02/55.08 = 35.46/x
  3. Step 3: Cross multiply
    37.02x = 55.08 × 35.46
  4. Step 4: Simplify right side
    37.02x = 1,953.14
  5. Step 5: Solve for x
    x = 1,953.14/37.02
  6. Step 6: Final answer
    x = 52.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.