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Finding the Fourth Proportional to 110,819.10, 166,180.05 and 44,237.10

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Solution

The fourth proportional to 110,819.10, 166,180.05 and 44,237.10 is: 66,336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,819.10 : 166,180.05 = 44,237.10 : x
  2. Step 2: Convert to fraction form
    110,819.10/166,180.05 = 44,237.10/x
  3. Step 3: Cross multiply
    110,819.10x = 166,180.05 × 44,237.10
  4. Step 4: Simplify right side
    110,819.10x = 7,351,323,489.86
  5. Step 5: Solve for x
    x = 7,351,323,489.86/110,819.10
  6. Step 6: Final answer
    x = 66,336.25

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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.