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Finding the Fourth Proportional to 23,960.88, 35,878.41 and 19,255.86

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Solution

The fourth proportional to 23,960.88, 35,878.41 and 19,255.86 is: 28,833.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,960.88 : 35,878.41 = 19,255.86 : x
  2. Step 2: Convert to fraction form
    23,960.88/35,878.41 = 19,255.86/x
  3. Step 3: Cross multiply
    23,960.88x = 35,878.41 × 19,255.86
  4. Step 4: Simplify right side
    23,960.88x = 690,869,639.98
  5. Step 5: Solve for x
    x = 690,869,639.98/23,960.88
  6. Step 6: Final answer
    x = 28,833.23

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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.