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Finding the Fourth Proportional to 7,493.94, 11,253.44 and 7,195.95

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Solution

The fourth proportional to 7,493.94, 11,253.44 and 7,195.95 is: 10,805.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.94 : 11,253.44 = 7,195.95 : x
  2. Step 2: Convert to fraction form
    7,493.94/11,253.44 = 7,195.95/x
  3. Step 3: Cross multiply
    7,493.94x = 11,253.44 × 7,195.95
  4. Step 4: Simplify right side
    7,493.94x = 80,979,209.56
  5. Step 5: Solve for x
    x = 80,979,209.56/7,493.94
  6. Step 6: Final answer
    x = 10,805.96

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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.