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Finding the Fourth Proportional to 79,795.77, 110,087.25 and 45,791.97

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Solution

The fourth proportional to 79,795.77, 110,087.25 and 45,791.97 is: 63,175.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,795.77 : 110,087.25 = 45,791.97 : x
  2. Step 2: Convert to fraction form
    79,795.77/110,087.25 = 45,791.97/x
  3. Step 3: Cross multiply
    79,795.77x = 110,087.25 × 45,791.97
  4. Step 4: Simplify right side
    79,795.77x = 5,041,112,049.38
  5. Step 5: Solve for x
    x = 5,041,112,049.38/79,795.77
  6. Step 6: Final answer
    x = 63,175.18

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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.