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Finding the Fourth Proportional to 62.91, 93.87 and 59.33

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Solution

The fourth proportional to 62.91, 93.87 and 59.33 is: 88.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.91 : 93.87 = 59.33 : x
  2. Step 2: Convert to fraction form
    62.91/93.87 = 59.33/x
  3. Step 3: Cross multiply
    62.91x = 93.87 × 59.33
  4. Step 4: Simplify right side
    62.91x = 5,568.84
  5. Step 5: Solve for x
    x = 5,568.84/62.91
  6. Step 6: Final answer
    x = 88.52

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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.