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Finding the Fourth Proportional to 59.96, 90.02 and 41.08

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Solution

The fourth proportional to 59.96, 90.02 and 41.08 is: 61.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.96 : 90.02 = 41.08 : x
  2. Step 2: Convert to fraction form
    59.96/90.02 = 41.08/x
  3. Step 3: Cross multiply
    59.96x = 90.02 × 41.08
  4. Step 4: Simplify right side
    59.96x = 3,698.02
  5. Step 5: Solve for x
    x = 3,698.02/59.96
  6. Step 6: Final answer
    x = 61.67

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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.