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Finding the Fourth Proportional to 59.74, 89.54 and 23.63

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Solution

The fourth proportional to 59.74, 89.54 and 23.63 is: 35.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.74 : 89.54 = 23.63 : x
  2. Step 2: Convert to fraction form
    59.74/89.54 = 23.63/x
  3. Step 3: Cross multiply
    59.74x = 89.54 × 23.63
  4. Step 4: Simplify right side
    59.74x = 2,115.35
  5. Step 5: Solve for x
    x = 2,115.35/59.74
  6. Step 6: Final answer
    x = 35.41

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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.