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Finding the Fourth Proportional to 167,442.92, 251,164.32 and 73,930.04

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Solution

The fourth proportional to 167,442.92, 251,164.32 and 73,930.04 is: 110,895.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,442.92 : 251,164.32 = 73,930.04 : x
  2. Step 2: Convert to fraction form
    167,442.92/251,164.32 = 73,930.04/x
  3. Step 3: Cross multiply
    167,442.92x = 251,164.32 × 73,930.04
  4. Step 4: Simplify right side
    167,442.92x = 18,568,588,224.17
  5. Step 5: Solve for x
    x = 18,568,588,224.17/167,442.92
  6. Step 6: Final answer
    x = 110,895.03

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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.