Home / 107,833.44-161,772.64-45,504.48

Finding the Fourth Proportional to 107,833.44, 161,772.64 and 45,504.48

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Solution

The fourth proportional to 107,833.44, 161,772.64 and 45,504.48 is: 68,266.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,833.44 : 161,772.64 = 45,504.48 : x
  2. Step 2: Convert to fraction form
    107,833.44/161,772.64 = 45,504.48/x
  3. Step 3: Cross multiply
    107,833.44x = 161,772.64 × 45,504.48
  4. Step 4: Simplify right side
    107,833.44x = 7,361,379,861.43
  5. Step 5: Solve for x
    x = 7,361,379,861.43/107,833.44
  6. Step 6: Final answer
    x = 68,266.21

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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.