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Finding the Fourth Proportional to 73,620.60, 110,366.10 and 44,050.20

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Solution

The fourth proportional to 73,620.60, 110,366.10 and 44,050.20 is: 66,036.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,620.60 : 110,366.10 = 44,050.20 : x
  2. Step 2: Convert to fraction form
    73,620.60/110,366.10 = 44,050.20/x
  3. Step 3: Cross multiply
    73,620.60x = 110,366.10 × 44,050.20
  4. Step 4: Simplify right side
    73,620.60x = 4,861,648,778.22
  5. Step 5: Solve for x
    x = 4,861,648,778.22/73,620.60
  6. Step 6: Final answer
    x = 66,036.53

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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.