Home / 107,940.75-161,912.15-41,365.05

Finding the Fourth Proportional to 107,940.75, 161,912.15 and 41,365.05

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Solution

The fourth proportional to 107,940.75, 161,912.15 and 41,365.05 is: 62,047.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,940.75 : 161,912.15 = 41,365.05 : x
  2. Step 2: Convert to fraction form
    107,940.75/161,912.15 = 41,365.05/x
  3. Step 3: Cross multiply
    107,940.75x = 161,912.15 × 41,365.05
  4. Step 4: Simplify right side
    107,940.75x = 6,697,505,062.12
  5. Step 5: Solve for x
    x = 6,697,505,062.12/107,940.75
  6. Step 6: Final answer
    x = 62,047.97

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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.