Home / 67,819.80-101,735.36-23,428.56

Finding the Fourth Proportional to 67,819.80, 101,735.36 and 23,428.56

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Solution

The fourth proportional to 67,819.80, 101,735.36 and 23,428.56 is: 35,144.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,819.80 : 101,735.36 = 23,428.56 : x
  2. Step 2: Convert to fraction form
    67,819.80/101,735.36 = 23,428.56/x
  3. Step 3: Cross multiply
    67,819.80x = 101,735.36 × 23,428.56
  4. Step 4: Simplify right side
    67,819.80x = 2,383,512,985.88
  5. Step 5: Solve for x
    x = 2,383,512,985.88/67,819.80
  6. Step 6: Final answer
    x = 35,144.80

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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.