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Finding the Fourth Proportional to 62.02, 93.01 and 33.12

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Solution

The fourth proportional to 62.02, 93.01 and 33.12 is: 49.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.02 : 93.01 = 33.12 : x
  2. Step 2: Convert to fraction form
    62.02/93.01 = 33.12/x
  3. Step 3: Cross multiply
    62.02x = 93.01 × 33.12
  4. Step 4: Simplify right side
    62.02x = 3,079.86
  5. Step 5: Solve for x
    x = 3,079.86/62.02
  6. Step 6: Final answer
    x = 49.66

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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.