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Finding the Fourth Proportional to 23,422.59, 35,115.44 and 8,623.44

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Solution

The fourth proportional to 23,422.59, 35,115.44 and 8,623.44 is: 12,928.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,422.59 : 35,115.44 = 8,623.44 : x
  2. Step 2: Convert to fraction form
    23,422.59/35,115.44 = 8,623.44/x
  3. Step 3: Cross multiply
    23,422.59x = 35,115.44 × 8,623.44
  4. Step 4: Simplify right side
    23,422.59x = 302,815,846.80
  5. Step 5: Solve for x
    x = 302,815,846.80/23,422.59
  6. Step 6: Final answer
    x = 12,928.37

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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.