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Finding the Fourth Proportional to 8,034.80, 12,041.40 and 5,723.60

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Solution

The fourth proportional to 8,034.80, 12,041.40 and 5,723.60 is: 8,577.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,034.80 : 12,041.40 = 5,723.60 : x
  2. Step 2: Convert to fraction form
    8,034.80/12,041.40 = 5,723.60/x
  3. Step 3: Cross multiply
    8,034.80x = 12,041.40 × 5,723.60
  4. Step 4: Simplify right side
    8,034.80x = 68,920,157.04
  5. Step 5: Solve for x
    x = 68,920,157.04/8,034.80
  6. Step 6: Final answer
    x = 8,577.71

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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.