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Finding the Fourth Proportional to 111,371.76, 167,018.76 and 44,794.62

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Solution

The fourth proportional to 111,371.76, 167,018.76 and 44,794.62 is: 67,176.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,371.76 : 167,018.76 = 44,794.62 : x
  2. Step 2: Convert to fraction form
    111,371.76/167,018.76 = 44,794.62/x
  3. Step 3: Cross multiply
    111,371.76x = 167,018.76 × 44,794.62
  4. Step 4: Simplify right side
    111,371.76x = 7,481,541,887.07
  5. Step 5: Solve for x
    x = 7,481,541,887.07/111,371.76
  6. Step 6: Final answer
    x = 67,176.29

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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.