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Finding the Fourth Proportional to 8,042.94, 12,063.72 and 3,361.23

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Solution

The fourth proportional to 8,042.94, 12,063.72 and 3,361.23 is: 5,041.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.94 : 12,063.72 = 3,361.23 : x
  2. Step 2: Convert to fraction form
    8,042.94/12,063.72 = 3,361.23/x
  3. Step 3: Cross multiply
    8,042.94x = 12,063.72 × 3,361.23
  4. Step 4: Simplify right side
    8,042.94x = 40,548,937.58
  5. Step 5: Solve for x
    x = 40,548,937.58/8,042.94
  6. Step 6: Final answer
    x = 5,041.56

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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.