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Finding the Fourth Proportional to 161,284.78, 241,963.44 and 54,662.68

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Solution

The fourth proportional to 161,284.78, 241,963.44 and 54,662.68 is: 82,006.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,284.78 : 241,963.44 = 54,662.68 : x
  2. Step 2: Convert to fraction form
    161,284.78/241,963.44 = 54,662.68/x
  3. Step 3: Cross multiply
    161,284.78x = 241,963.44 × 54,662.68
  4. Step 4: Simplify right side
    161,284.78x = 13,226,370,092.42
  5. Step 5: Solve for x
    x = 13,226,370,092.42/161,284.78
  6. Step 6: Final answer
    x = 82,006.31

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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.