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Finding the Fourth Proportional to 227,042.82, 340,564.32 and 93,776.62

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Solution

The fourth proportional to 227,042.82, 340,564.32 and 93,776.62 is: 140,664.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,042.82 : 340,564.32 = 93,776.62 : x
  2. Step 2: Convert to fraction form
    227,042.82/340,564.32 = 93,776.62/x
  3. Step 3: Cross multiply
    227,042.82x = 340,564.32 × 93,776.62
  4. Step 4: Simplify right side
    227,042.82x = 31,936,970,822.20
  5. Step 5: Solve for x
    x = 31,936,970,822.20/227,042.82
  6. Step 6: Final answer
    x = 140,664.97

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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.