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Finding the Fourth Proportional to 23,863.88, 35,789.90 and 8,068.56

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Solution

The fourth proportional to 23,863.88, 35,789.90 and 8,068.56 is: 12,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,863.88 : 35,789.90 = 8,068.56 : x
  2. Step 2: Convert to fraction form
    23,863.88/35,789.90 = 8,068.56/x
  3. Step 3: Cross multiply
    23,863.88x = 35,789.90 × 8,068.56
  4. Step 4: Simplify right side
    23,863.88x = 288,772,915.20
  5. Step 5: Solve for x
    x = 288,772,915.20/23,863.88
  6. Step 6: Final answer
    x = 12,100.84

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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.