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Finding the Fourth Proportional to 73,866.78, 110,800.17 and 44,247.51

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Solution

The fourth proportional to 73,866.78, 110,800.17 and 44,247.51 is: 66,371.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,866.78 : 110,800.17 = 44,247.51 : x
  2. Step 2: Convert to fraction form
    73,866.78/110,800.17 = 44,247.51/x
  3. Step 3: Cross multiply
    73,866.78x = 110,800.17 × 44,247.51
  4. Step 4: Simplify right side
    73,866.78x = 4,902,631,630.08
  5. Step 5: Solve for x
    x = 4,902,631,630.08/73,866.78
  6. Step 6: Final answer
    x = 66,371.27

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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.