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Finding the Fourth Proportional to 232.06, 347.68 and 123.93

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Solution

The fourth proportional to 232.06, 347.68 and 123.93 is: 185.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.06 : 347.68 = 123.93 : x
  2. Step 2: Convert to fraction form
    232.06/347.68 = 123.93/x
  3. Step 3: Cross multiply
    232.06x = 347.68 × 123.93
  4. Step 4: Simplify right side
    232.06x = 43,087.98
  5. Step 5: Solve for x
    x = 43,087.98/232.06
  6. Step 6: Final answer
    x = 185.68

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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.