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Finding the Fourth Proportional to 67,103.76, 100,593.06 and 22,699.62

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Solution

The fourth proportional to 67,103.76, 100,593.06 and 22,699.62 is: 34,028.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,103.76 : 100,593.06 = 22,699.62 : x
  2. Step 2: Convert to fraction form
    67,103.76/100,593.06 = 22,699.62/x
  3. Step 3: Cross multiply
    67,103.76x = 100,593.06 × 22,699.62
  4. Step 4: Simplify right side
    67,103.76x = 2,283,424,236.64
  5. Step 5: Solve for x
    x = 2,283,424,236.64/67,103.76
  6. Step 6: Final answer
    x = 34,028.26

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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.