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Finding the Fourth Proportional to 59.50, 89.16 and 44.22

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Solution

The fourth proportional to 59.50, 89.16 and 44.22 is: 66.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.50 : 89.16 = 44.22 : x
  2. Step 2: Convert to fraction form
    59.50/89.16 = 44.22/x
  3. Step 3: Cross multiply
    59.50x = 89.16 × 44.22
  4. Step 4: Simplify right side
    59.50x = 3,942.66
  5. Step 5: Solve for x
    x = 3,942.66/59.50
  6. Step 6: Final answer
    x = 66.26

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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.