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Finding the Fourth Proportional to 88,664.80, 133,035.60 and 41,893.60

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Solution

The fourth proportional to 88,664.80, 133,035.60 and 41,893.60 is: 62,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,664.80 : 133,035.60 = 41,893.60 : x
  2. Step 2: Convert to fraction form
    88,664.80/133,035.60 = 41,893.60/x
  3. Step 3: Cross multiply
    88,664.80x = 133,035.60 × 41,893.60
  4. Step 4: Simplify right side
    88,664.80x = 5,573,340,212.16
  5. Step 5: Solve for x
    x = 5,573,340,212.16/88,664.80
  6. Step 6: Final answer
    x = 62,858.54

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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.