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Finding the Fourth Proportional to 73,950.60, 110,861.10 and 44,380.20

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Solution

The fourth proportional to 73,950.60, 110,861.10 and 44,380.20 is: 66,531.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,950.60 : 110,861.10 = 44,380.20 : x
  2. Step 2: Convert to fraction form
    73,950.60/110,861.10 = 44,380.20/x
  3. Step 3: Cross multiply
    73,950.60x = 110,861.10 × 44,380.20
  4. Step 4: Simplify right side
    73,950.60x = 4,920,037,790.22
  5. Step 5: Solve for x
    x = 4,920,037,790.22/73,950.60
  6. Step 6: Final answer
    x = 66,531.41

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1.5x scale

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.