Home / 107,540.45-161,340.14-32,663.04

Finding the Fourth Proportional to 107,540.45, 161,340.14 and 32,663.04

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Solution

The fourth proportional to 107,540.45, 161,340.14 and 32,663.04 is: 49,003.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,540.45 : 161,340.14 = 32,663.04 : x
  2. Step 2: Convert to fraction form
    107,540.45/161,340.14 = 32,663.04/x
  3. Step 3: Cross multiply
    107,540.45x = 161,340.14 × 32,663.04
  4. Step 4: Simplify right side
    107,540.45x = 5,269,858,739.33
  5. Step 5: Solve for x
    x = 5,269,858,739.33/107,540.45
  6. Step 6: Final answer
    x = 49,003.50

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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.