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Finding the Fourth Proportional to 80,125.46, 110,563.54 and 44,310.60

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Solution

The fourth proportional to 80,125.46, 110,563.54 and 44,310.60 is: 61,143.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,125.46 : 110,563.54 = 44,310.60 : x
  2. Step 2: Convert to fraction form
    80,125.46/110,563.54 = 44,310.60/x
  3. Step 3: Cross multiply
    80,125.46x = 110,563.54 × 44,310.60
  4. Step 4: Simplify right side
    80,125.46x = 4,899,136,795.52
  5. Step 5: Solve for x
    x = 4,899,136,795.52/80,125.46
  6. Step 6: Final answer
    x = 61,143.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.