Home / 107,986.75-162,006.45-34,114.75

Finding the Fourth Proportional to 107,986.75, 162,006.45 and 34,114.75

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Solution

The fourth proportional to 107,986.75, 162,006.45 and 34,114.75 is: 51,180.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,986.75 : 162,006.45 = 34,114.75 : x
  2. Step 2: Convert to fraction form
    107,986.75/162,006.45 = 34,114.75/x
  3. Step 3: Cross multiply
    107,986.75x = 162,006.45 × 34,114.75
  4. Step 4: Simplify right side
    107,986.75x = 5,526,809,540.14
  5. Step 5: Solve for x
    x = 5,526,809,540.14/107,986.75
  6. Step 6: Final answer
    x = 51,180.44

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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.