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Finding the Fourth Proportional to 62.33, 93.45 and 29.81

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Solution

The fourth proportional to 62.33, 93.45 and 29.81 is: 44.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.33 : 93.45 = 29.81 : x
  2. Step 2: Convert to fraction form
    62.33/93.45 = 29.81/x
  3. Step 3: Cross multiply
    62.33x = 93.45 × 29.81
  4. Step 4: Simplify right side
    62.33x = 2,785.36
  5. Step 5: Solve for x
    x = 2,785.36/62.33
  6. Step 6: Final answer
    x = 44.69

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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.