Home / 107,965.20-161,899.20-41,383.20

Finding the Fourth Proportional to 107,965.20, 161,899.20 and 41,383.20

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Solution

The fourth proportional to 107,965.20, 161,899.20 and 41,383.20 is: 62,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,965.20 : 161,899.20 = 41,383.20 : x
  2. Step 2: Convert to fraction form
    107,965.20/161,899.20 = 41,383.20/x
  3. Step 3: Cross multiply
    107,965.20x = 161,899.20 × 41,383.20
  4. Step 4: Simplify right side
    107,965.20x = 6,699,906,973.44
  5. Step 5: Solve for x
    x = 6,699,906,973.44/107,965.20
  6. Step 6: Final answer
    x = 62,056.17

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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.