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Finding the Fourth Proportional to 69,862.67, 104,761.87 and 22,469.01

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Solution

The fourth proportional to 69,862.67, 104,761.87 and 22,469.01 is: 33,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,862.67 : 104,761.87 = 22,469.01 : x
  2. Step 2: Convert to fraction form
    69,862.67/104,761.87 = 22,469.01/x
  3. Step 3: Cross multiply
    69,862.67x = 104,761.87 × 22,469.01
  4. Step 4: Simplify right side
    69,862.67x = 2,353,895,055.62
  5. Step 5: Solve for x
    x = 2,353,895,055.62/69,862.67
  6. Step 6: Final answer
    x = 33,693.17

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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.