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Finding the Fourth Proportional to 168,649.08, 252,945.90 and 60,556.07

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Solution

The fourth proportional to 168,649.08, 252,945.90 and 60,556.07 is: 90,824.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,649.08 : 252,945.90 = 60,556.07 : x
  2. Step 2: Convert to fraction form
    168,649.08/252,945.90 = 60,556.07/x
  3. Step 3: Cross multiply
    168,649.08x = 252,945.90 × 60,556.07
  4. Step 4: Simplify right side
    168,649.08x = 15,317,408,361.88
  5. Step 5: Solve for x
    x = 15,317,408,361.88/168,649.08
  6. Step 6: Final answer
    x = 90,824.14

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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.