Home / 107,958.20-161,822.10-41,372.60

Finding the Fourth Proportional to 107,958.20, 161,822.10 and 41,372.60

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Solution

The fourth proportional to 107,958.20, 161,822.10 and 41,372.60 is: 62,014.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,958.20 : 161,822.10 = 41,372.60 : x
  2. Step 2: Convert to fraction form
    107,958.20/161,822.10 = 41,372.60/x
  3. Step 3: Cross multiply
    107,958.20x = 161,822.10 × 41,372.60
  4. Step 4: Simplify right side
    107,958.20x = 6,695,001,014.46
  5. Step 5: Solve for x
    x = 6,695,001,014.46/107,958.20
  6. Step 6: Final answer
    x = 62,014.75

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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.