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Finding the Fourth Proportional to 59.47, 89.13 and 32.44

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Solution

The fourth proportional to 59.47, 89.13 and 32.44 is: 48.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.47 : 89.13 = 32.44 : x
  2. Step 2: Convert to fraction form
    59.47/89.13 = 32.44/x
  3. Step 3: Cross multiply
    59.47x = 89.13 × 32.44
  4. Step 4: Simplify right side
    59.47x = 2,891.38
  5. Step 5: Solve for x
    x = 2,891.38/59.47
  6. Step 6: Final answer
    x = 48.62

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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.