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Finding the Fourth Proportional to 168,967.75, 253,451.63 and 44,308.75

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Solution

The fourth proportional to 168,967.75, 253,451.63 and 44,308.75 is: 66,463.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,967.75 : 253,451.63 = 44,308.75 : x
  2. Step 2: Convert to fraction form
    168,967.75/253,451.63 = 44,308.75/x
  3. Step 3: Cross multiply
    168,967.75x = 253,451.63 × 44,308.75
  4. Step 4: Simplify right side
    168,967.75x = 11,230,124,910.76
  5. Step 5: Solve for x
    x = 11,230,124,910.76/168,967.75
  6. Step 6: Final answer
    x = 66,463.13

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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.