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Finding the Fourth Proportional to 79,414.66, 109,593.99 and 43,604.81

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Solution

The fourth proportional to 79,414.66, 109,593.99 and 43,604.81 is: 60,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,414.66 : 109,593.99 = 43,604.81 : x
  2. Step 2: Convert to fraction form
    79,414.66/109,593.99 = 43,604.81/x
  3. Step 3: Cross multiply
    79,414.66x = 109,593.99 × 43,604.81
  4. Step 4: Simplify right side
    79,414.66x = 4,778,824,563.12
  5. Step 5: Solve for x
    x = 4,778,824,563.12/79,414.66
  6. Step 6: Final answer
    x = 60,175.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.