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Finding the Fourth Proportional to 168,003.48, 252,054.44 and 49,677.88

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Solution

The fourth proportional to 168,003.48, 252,054.44 and 49,677.88 is: 74,531.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,003.48 : 252,054.44 = 49,677.88 : x
  2. Step 2: Convert to fraction form
    168,003.48/252,054.44 = 49,677.88/x
  3. Step 3: Cross multiply
    168,003.48x = 252,054.44 × 49,677.88
  4. Step 4: Simplify right side
    168,003.48x = 12,521,530,223.79
  5. Step 5: Solve for x
    x = 12,521,530,223.79/168,003.48
  6. Step 6: Final answer
    x = 74,531.37

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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.