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Finding the Fourth Proportional to 11,994.94, 17,995.46 and 4,203.56

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Solution

The fourth proportional to 11,994.94, 17,995.46 and 4,203.56 is: 6,306.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.94 : 17,995.46 = 4,203.56 : x
  2. Step 2: Convert to fraction form
    11,994.94/17,995.46 = 4,203.56/x
  3. Step 3: Cross multiply
    11,994.94x = 17,995.46 × 4,203.56
  4. Step 4: Simplify right side
    11,994.94x = 75,644,995.84
  5. Step 5: Solve for x
    x = 75,644,995.84/11,994.94
  6. Step 6: Final answer
    x = 6,306.41

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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.