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Finding the Fourth Proportional to 39.46, 59.44 and 37.06

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Solution

The fourth proportional to 39.46, 59.44 and 37.06 is: 55.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39.46 : 59.44 = 37.06 : x
  2. Step 2: Convert to fraction form
    39.46/59.44 = 37.06/x
  3. Step 3: Cross multiply
    39.46x = 59.44 × 37.06
  4. Step 4: Simplify right side
    39.46x = 2,202.85
  5. Step 5: Solve for x
    x = 2,202.85/39.46
  6. Step 6: Final answer
    x = 55.82

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.