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Finding the Fourth Proportional to 59.34, 89.02 and 16.59

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Solution

The fourth proportional to 59.34, 89.02 and 16.59 is: 24.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.34 : 89.02 = 16.59 : x
  2. Step 2: Convert to fraction form
    59.34/89.02 = 16.59/x
  3. Step 3: Cross multiply
    59.34x = 89.02 × 16.59
  4. Step 4: Simplify right side
    59.34x = 1,477.20
  5. Step 5: Solve for x
    x = 1,477.20/59.34
  6. Step 6: Final answer
    x = 24.89

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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.