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Finding the Fourth Proportional to 168,509.36, 252,764.04 and 43,850.36

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Solution

The fourth proportional to 168,509.36, 252,764.04 and 43,850.36 is: 65,775.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,509.36 : 252,764.04 = 43,850.36 : x
  2. Step 2: Convert to fraction form
    168,509.36/252,764.04 = 43,850.36/x
  3. Step 3: Cross multiply
    168,509.36x = 252,764.04 × 43,850.36
  4. Step 4: Simplify right side
    168,509.36x = 11,083,794,945.40
  5. Step 5: Solve for x
    x = 11,083,794,945.40/168,509.36
  6. Step 6: Final answer
    x = 65,775.54

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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.