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Finding the Fourth Proportional to 236.08, 353.83 and 105.93

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Solution

The fourth proportional to 236.08, 353.83 and 105.93 is: 158.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.08 : 353.83 = 105.93 : x
  2. Step 2: Convert to fraction form
    236.08/353.83 = 105.93/x
  3. Step 3: Cross multiply
    236.08x = 353.83 × 105.93
  4. Step 4: Simplify right side
    236.08x = 37,478.91
  5. Step 5: Solve for x
    x = 37,478.91/236.08
  6. Step 6: Final answer
    x = 158.76

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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.