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Finding the Fourth Proportional to 55.24, 82.83 and 26.37

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Solution

The fourth proportional to 55.24, 82.83 and 26.37 is: 39.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55.24 : 82.83 = 26.37 : x
  2. Step 2: Convert to fraction form
    55.24/82.83 = 26.37/x
  3. Step 3: Cross multiply
    55.24x = 82.83 × 26.37
  4. Step 4: Simplify right side
    55.24x = 2,184.10
  5. Step 5: Solve for x
    x = 2,184.10/55.24
  6. Step 6: Final answer
    x = 39.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.