Home / 109,791.37-164,559.96-50,502.61

Finding the Fourth Proportional to 109,791.37, 164,559.96 and 50,502.61

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Solution

The fourth proportional to 109,791.37, 164,559.96 and 50,502.61 is: 75,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,791.37 : 164,559.96 = 50,502.61 : x
  2. Step 2: Convert to fraction form
    109,791.37/164,559.96 = 50,502.61/x
  3. Step 3: Cross multiply
    109,791.37x = 164,559.96 × 50,502.61
  4. Step 4: Simplify right side
    109,791.37x = 8,310,707,481.50
  5. Step 5: Solve for x
    x = 8,310,707,481.50/109,791.37
  6. Step 6: Final answer
    x = 75,695.45

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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.