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Finding the Fourth Proportional to 179,944.80, 270,111.60 and 101,212.80

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Solution

The fourth proportional to 179,944.80, 270,111.60 and 101,212.80 is: 151,928.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,944.80 : 270,111.60 = 101,212.80 : x
  2. Step 2: Convert to fraction form
    179,944.80/270,111.60 = 101,212.80/x
  3. Step 3: Cross multiply
    179,944.80x = 270,111.60 × 101,212.80
  4. Step 4: Simplify right side
    179,944.80x = 27,338,751,348.48
  5. Step 5: Solve for x
    x = 27,338,751,348.48/179,944.80
  6. Step 6: Final answer
    x = 151,928.54

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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.