Home / 107,831.88-161,705.70-41,249.88

Finding the Fourth Proportional to 107,831.88, 161,705.70 and 41,249.88

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Solution

The fourth proportional to 107,831.88, 161,705.70 and 41,249.88 is: 61,858.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,831.88 : 161,705.70 = 41,249.88 : x
  2. Step 2: Convert to fraction form
    107,831.88/161,705.70 = 41,249.88/x
  3. Step 3: Cross multiply
    107,831.88x = 161,705.70 × 41,249.88
  4. Step 4: Simplify right side
    107,831.88x = 6,670,340,720.32
  5. Step 5: Solve for x
    x = 6,670,340,720.32/107,831.88
  6. Step 6: Final answer
    x = 61,858.71

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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.