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Finding the Fourth Proportional to 214.49, 295.97 and 126.02

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Solution

The fourth proportional to 214.49, 295.97 and 126.02 is: 173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    214.49 : 295.97 = 126.02 : x
  2. Step 2: Convert to fraction form
    214.49/295.97 = 126.02/x
  3. Step 3: Cross multiply
    214.49x = 295.97 × 126.02
  4. Step 4: Simplify right side
    214.49x = 37,298.25
  5. Step 5: Solve for x
    x = 37,298.25/214.49
  6. Step 6: Final answer
    x = 173.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.