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Finding the Fourth Proportional to 59.41, 89.12 and 16.66

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Solution

The fourth proportional to 59.41, 89.12 and 16.66 is: 24.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.41 : 89.12 = 16.66 : x
  2. Step 2: Convert to fraction form
    59.41/89.12 = 16.66/x
  3. Step 3: Cross multiply
    59.41x = 89.12 × 16.66
  4. Step 4: Simplify right side
    59.41x = 1,484.66
  5. Step 5: Solve for x
    x = 1,484.66/59.41
  6. Step 6: Final answer
    x = 24.99

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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.