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Finding the Fourth Proportional to 65.52, 97.82 and 59.44

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Solution

The fourth proportional to 65.52, 97.82 and 59.44 is: 88.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65.52 : 97.82 = 59.44 : x
  2. Step 2: Convert to fraction form
    65.52/97.82 = 59.44/x
  3. Step 3: Cross multiply
    65.52x = 97.82 × 59.44
  4. Step 4: Simplify right side
    65.52x = 5,814.42
  5. Step 5: Solve for x
    x = 5,814.42/65.52
  6. Step 6: Final answer
    x = 88.74

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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.