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Finding the Fourth Proportional to 234,620.13, 323,771.81 and 132,644.01

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Solution

The fourth proportional to 234,620.13, 323,771.81 and 132,644.01 is: 183,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,620.13 : 323,771.81 = 132,644.01 : x
  2. Step 2: Convert to fraction form
    234,620.13/323,771.81 = 132,644.01/x
  3. Step 3: Cross multiply
    234,620.13x = 323,771.81 × 132,644.01
  4. Step 4: Simplify right side
    234,620.13x = 42,946,390,540.14
  5. Step 5: Solve for x
    x = 42,946,390,540.14/234,620.13
  6. Step 6: Final answer
    x = 183,046.49

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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.