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Finding the Fourth Proportional to 234,901.92, 352,309.04 and 108,537.20

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Solution

The fourth proportional to 234,901.92, 352,309.04 and 108,537.20 is: 162,785.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,901.92 : 352,309.04 = 108,537.20 : x
  2. Step 2: Convert to fraction form
    234,901.92/352,309.04 = 108,537.20/x
  3. Step 3: Cross multiply
    234,901.92x = 352,309.04 × 108,537.20
  4. Step 4: Simplify right side
    234,901.92x = 38,238,636,736.29
  5. Step 5: Solve for x
    x = 38,238,636,736.29/234,901.92
  6. Step 6: Final answer
    x = 162,785.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.