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Finding the Fourth Proportional to 162,850.80, 244,276.20 and 135,202.80

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Solution

The fourth proportional to 162,850.80, 244,276.20 and 135,202.80 is: 202,804.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,850.80 : 244,276.20 = 135,202.80 : x
  2. Step 2: Convert to fraction form
    162,850.80/244,276.20 = 135,202.80/x
  3. Step 3: Cross multiply
    162,850.80x = 244,276.20 × 135,202.80
  4. Step 4: Simplify right side
    162,850.80x = 33,026,826,213.36
  5. Step 5: Solve for x
    x = 33,026,826,213.36/162,850.80
  6. Step 6: Final answer
    x = 202,804.20

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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.