Home / 107,995.97-161,975.48-29,091.74

Finding the Fourth Proportional to 107,995.97, 161,975.48 and 29,091.74

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Solution

The fourth proportional to 107,995.97, 161,975.48 and 29,091.74 is: 43,632.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,995.97 : 161,975.48 = 29,091.74 : x
  2. Step 2: Convert to fraction form
    107,995.97/161,975.48 = 29,091.74/x
  3. Step 3: Cross multiply
    107,995.97x = 161,975.48 × 29,091.74
  4. Step 4: Simplify right side
    107,995.97x = 4,712,148,550.54
  5. Step 5: Solve for x
    x = 4,712,148,550.54/107,995.97
  6. Step 6: Final answer
    x = 43,632.63

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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.