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Finding the Fourth Proportional to 8,601.52, 12,894.08 and 2,754.14

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Solution

The fourth proportional to 8,601.52, 12,894.08 and 2,754.14 is: 4,128.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601.52 : 12,894.08 = 2,754.14 : x
  2. Step 2: Convert to fraction form
    8,601.52/12,894.08 = 2,754.14/x
  3. Step 3: Cross multiply
    8,601.52x = 12,894.08 × 2,754.14
  4. Step 4: Simplify right side
    8,601.52x = 35,512,101.49
  5. Step 5: Solve for x
    x = 35,512,101.49/8,601.52
  6. Step 6: Final answer
    x = 4,128.58

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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.