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Finding the Fourth Proportional to 164,221.92, 246,333.60 and 45,893.52

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Solution

The fourth proportional to 164,221.92, 246,333.60 and 45,893.52 is: 68,840.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,221.92 : 246,333.60 = 45,893.52 : x
  2. Step 2: Convert to fraction form
    164,221.92/246,333.60 = 45,893.52/x
  3. Step 3: Cross multiply
    164,221.92x = 246,333.60 × 45,893.52
  4. Step 4: Simplify right side
    164,221.92x = 11,305,115,998.27
  5. Step 5: Solve for x
    x = 11,305,115,998.27/164,221.92
  6. Step 6: Final answer
    x = 68,840.48

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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.