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Finding the Fourth Proportional to 59.08, 81.52 and 37.22

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Solution

The fourth proportional to 59.08, 81.52 and 37.22 is: 51.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.08 : 81.52 = 37.22 : x
  2. Step 2: Convert to fraction form
    59.08/81.52 = 37.22/x
  3. Step 3: Cross multiply
    59.08x = 81.52 × 37.22
  4. Step 4: Simplify right side
    59.08x = 3,034.17
  5. Step 5: Solve for x
    x = 3,034.17/59.08
  6. Step 6: Final answer
    x = 51.36

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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.