Home / 351,777.24-527,739.78-115,101.48

Finding the Fourth Proportional to 351,777.24, 527,739.78 and 115,101.48

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Solution

The fourth proportional to 351,777.24, 527,739.78 and 115,101.48 is: 172,676.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,777.24 : 527,739.78 = 115,101.48 : x
  2. Step 2: Convert to fraction form
    351,777.24/527,739.78 = 115,101.48/x
  3. Step 3: Cross multiply
    351,777.24x = 527,739.78 × 115,101.48
  4. Step 4: Simplify right side
    351,777.24x = 60,743,629,732.87
  5. Step 5: Solve for x
    x = 60,743,629,732.87/351,777.24
  6. Step 6: Final answer
    x = 172,676.41

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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.