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Finding the Fourth Proportional to 168,625.62, 252,878.85 and 73,901.79

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Solution

The fourth proportional to 168,625.62, 252,878.85 and 73,901.79 is: 110,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,625.62 : 252,878.85 = 73,901.79 : x
  2. Step 2: Convert to fraction form
    168,625.62/252,878.85 = 73,901.79/x
  3. Step 3: Cross multiply
    168,625.62x = 252,878.85 × 73,901.79
  4. Step 4: Simplify right side
    168,625.62x = 18,688,199,668.14
  5. Step 5: Solve for x
    x = 18,688,199,668.14/168,625.62
  6. Step 6: Final answer
    x = 110,826.57

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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.