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Finding the Fourth Proportional to 23,963.32, 35,944.98 and 8,380.90

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Solution

The fourth proportional to 23,963.32, 35,944.98 and 8,380.90 is: 12,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,963.32 : 35,944.98 = 8,380.90 : x
  2. Step 2: Convert to fraction form
    23,963.32/35,944.98 = 8,380.90/x
  3. Step 3: Cross multiply
    23,963.32x = 35,944.98 × 8,380.90
  4. Step 4: Simplify right side
    23,963.32x = 301,251,282.88
  5. Step 5: Solve for x
    x = 301,251,282.88/23,963.32
  6. Step 6: Final answer
    x = 12,571.35

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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.