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Finding the Fourth Proportional to 236.34, 325.62 and 166.14

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Solution

The fourth proportional to 236.34, 325.62 and 166.14 is: 228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.34 : 325.62 = 166.14 : x
  2. Step 2: Convert to fraction form
    236.34/325.62 = 166.14/x
  3. Step 3: Cross multiply
    236.34x = 325.62 × 166.14
  4. Step 4: Simplify right side
    236.34x = 54,098.51
  5. Step 5: Solve for x
    x = 54,098.51/236.34
  6. Step 6: Final answer
    x = 228.90

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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.