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Finding the Fourth Proportional to 168,699.52, 253,049.32 and 44,039.44

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Solution

The fourth proportional to 168,699.52, 253,049.32 and 44,039.44 is: 66,059.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,699.52 : 253,049.32 = 44,039.44 : x
  2. Step 2: Convert to fraction form
    168,699.52/253,049.32 = 44,039.44/x
  3. Step 3: Cross multiply
    168,699.52x = 253,049.32 × 44,039.44
  4. Step 4: Simplify right side
    168,699.52x = 11,144,150,345.18
  5. Step 5: Solve for x
    x = 11,144,150,345.18/168,699.52
  6. Step 6: Final answer
    x = 66,059.17

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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.