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Finding the Fourth Proportional to 234.06, 350.95 and 97.17

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Solution

The fourth proportional to 234.06, 350.95 and 97.17 is: 145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.06 : 350.95 = 97.17 : x
  2. Step 2: Convert to fraction form
    234.06/350.95 = 97.17/x
  3. Step 3: Cross multiply
    234.06x = 350.95 × 97.17
  4. Step 4: Simplify right side
    234.06x = 34,101.81
  5. Step 5: Solve for x
    x = 34,101.81/234.06
  6. Step 6: Final answer
    x = 145.70

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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.