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Finding the Fourth Proportional to 234,958.74, 324,165.85 and 132,974.07

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Solution

The fourth proportional to 234,958.74, 324,165.85 and 132,974.07 is: 183,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,958.74 : 324,165.85 = 132,974.07 : x
  2. Step 2: Convert to fraction form
    234,958.74/324,165.85 = 132,974.07/x
  3. Step 3: Cross multiply
    234,958.74x = 324,165.85 × 132,974.07
  4. Step 4: Simplify right side
    234,958.74x = 43,105,652,429.51
  5. Step 5: Solve for x
    x = 43,105,652,429.51/234,958.74
  6. Step 6: Final answer
    x = 183,460.52

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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.