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Finding the Fourth Proportional to 7,793.98, 11,690.95 and 6,042.55

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Solution

The fourth proportional to 7,793.98, 11,690.95 and 6,042.55 is: 9,063.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,793.98 : 11,690.95 = 6,042.55 : x
  2. Step 2: Convert to fraction form
    7,793.98/11,690.95 = 6,042.55/x
  3. Step 3: Cross multiply
    7,793.98x = 11,690.95 × 6,042.55
  4. Step 4: Simplify right side
    7,793.98x = 70,643,149.92
  5. Step 5: Solve for x
    x = 70,643,149.92/7,793.98
  6. Step 6: Final answer
    x = 9,063.81

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Similar ratio
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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.