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Finding the Fourth Proportional to 162,884.80, 244,132.80 and 68,114.80

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Solution

The fourth proportional to 162,884.80, 244,132.80 and 68,114.80 is: 102,090.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,884.80 : 244,132.80 = 68,114.80 : x
  2. Step 2: Convert to fraction form
    162,884.80/244,132.80 = 68,114.80/x
  3. Step 3: Cross multiply
    162,884.80x = 244,132.80 × 68,114.80
  4. Step 4: Simplify right side
    162,884.80x = 16,629,056,845.44
  5. Step 5: Solve for x
    x = 16,629,056,845.44/162,884.80
  6. Step 6: Final answer
    x = 102,090.91

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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.