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Finding the Fourth Proportional to 214.35, 296.10 and 164.26

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Solution

The fourth proportional to 214.35, 296.10 and 164.26 is: 226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    214.35 : 296.10 = 164.26 : x
  2. Step 2: Convert to fraction form
    214.35/296.10 = 164.26/x
  3. Step 3: Cross multiply
    214.35x = 296.10 × 164.26
  4. Step 4: Simplify right side
    214.35x = 48,635.08
  5. Step 5: Solve for x
    x = 48,635.08/214.35
  6. Step 6: Final answer
    x = 226.90

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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.