Home / 107,382.75-161,052.25-40,799.53

Finding the Fourth Proportional to 107,382.75, 161,052.25 and 40,799.53

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Solution

The fourth proportional to 107,382.75, 161,052.25 and 40,799.53 is: 61,190.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,382.75 : 161,052.25 = 40,799.53 : x
  2. Step 2: Convert to fraction form
    107,382.75/161,052.25 = 40,799.53/x
  3. Step 3: Cross multiply
    107,382.75x = 161,052.25 × 40,799.53
  4. Step 4: Simplify right side
    107,382.75x = 6,570,856,105.44
  5. Step 5: Solve for x
    x = 6,570,856,105.44/107,382.75
  6. Step 6: Final answer
    x = 61,190.98

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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.