Home / 263,129.11-394,669.06-73,606.52

Finding the Fourth Proportional to 263,129.11, 394,669.06 and 73,606.52

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Solution

The fourth proportional to 263,129.11, 394,669.06 and 73,606.52 is: 110,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,129.11 : 394,669.06 = 73,606.52 : x
  2. Step 2: Convert to fraction form
    263,129.11/394,669.06 = 73,606.52/x
  3. Step 3: Cross multiply
    263,129.11x = 394,669.06 × 73,606.52
  4. Step 4: Simplify right side
    263,129.11x = 29,050,216,860.93
  5. Step 5: Solve for x
    x = 29,050,216,860.93/263,129.11
  6. Step 6: Final answer
    x = 110,402.90

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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.