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Finding the Fourth Proportional to 23,662.52, 35,486.09 and 7,863.31

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Solution

The fourth proportional to 23,662.52, 35,486.09 and 7,863.31 is: 11,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,662.52 : 35,486.09 = 7,863.31 : x
  2. Step 2: Convert to fraction form
    23,662.52/35,486.09 = 7,863.31/x
  3. Step 3: Cross multiply
    23,662.52x = 35,486.09 × 7,863.31
  4. Step 4: Simplify right side
    23,662.52x = 279,037,909.61
  5. Step 5: Solve for x
    x = 279,037,909.61/23,662.52
  6. Step 6: Final answer
    x = 11,792.40

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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.