Home / 107,845.68-161,718.97-36,739.38

Finding the Fourth Proportional to 107,845.68, 161,718.97 and 36,739.38

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Solution

The fourth proportional to 107,845.68, 161,718.97 and 36,739.38 is: 55,092.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,845.68 : 161,718.97 = 36,739.38 : x
  2. Step 2: Convert to fraction form
    107,845.68/161,718.97 = 36,739.38/x
  3. Step 3: Cross multiply
    107,845.68x = 161,718.97 × 36,739.38
  4. Step 4: Simplify right side
    107,845.68x = 5,941,454,692.04
  5. Step 5: Solve for x
    x = 5,941,454,692.04/107,845.68
  6. Step 6: Final answer
    x = 55,092.19

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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.