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Finding the Fourth Proportional to 62.18, 93.24 and 36.50

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Solution

The fourth proportional to 62.18, 93.24 and 36.50 is: 54.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.18 : 93.24 = 36.50 : x
  2. Step 2: Convert to fraction form
    62.18/93.24 = 36.50/x
  3. Step 3: Cross multiply
    62.18x = 93.24 × 36.50
  4. Step 4: Simplify right side
    62.18x = 3,403.26
  5. Step 5: Solve for x
    x = 3,403.26/62.18
  6. Step 6: Final answer
    x = 54.73

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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.