Home / 67,223.73-100,812.08-19,826.24

Finding the Fourth Proportional to 67,223.73, 100,812.08 and 19,826.24

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Solution

The fourth proportional to 67,223.73, 100,812.08 and 19,826.24 is: 29,732.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,223.73 : 100,812.08 = 19,826.24 : x
  2. Step 2: Convert to fraction form
    67,223.73/100,812.08 = 19,826.24/x
  3. Step 3: Cross multiply
    67,223.73x = 100,812.08 × 19,826.24
  4. Step 4: Simplify right side
    67,223.73x = 1,998,724,645.88
  5. Step 5: Solve for x
    x = 1,998,724,645.88/67,223.73
  6. Step 6: Final answer
    x = 29,732.43

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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.