Home / 107,942.75-161,915.15-41,367.05

Finding the Fourth Proportional to 107,942.75, 161,915.15 and 41,367.05

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Solution

The fourth proportional to 107,942.75, 161,915.15 and 41,367.05 is: 62,050.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,942.75 : 161,915.15 = 41,367.05 : x
  2. Step 2: Convert to fraction form
    107,942.75/161,915.15 = 41,367.05/x
  3. Step 3: Cross multiply
    107,942.75x = 161,915.15 × 41,367.05
  4. Step 4: Simplify right side
    107,942.75x = 6,697,952,105.81
  5. Step 5: Solve for x
    x = 6,697,952,105.81/107,942.75
  6. Step 6: Final answer
    x = 62,050.97

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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.