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Finding the Fourth Proportional to 8,654.25, 12,983 and 4,037.25

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Solution

The fourth proportional to 8,654.25, 12,983 and 4,037.25 is: 6,056.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654.25 : 12,983 = 4,037.25 : x
  2. Step 2: Convert to fraction form
    8,654.25/12,983 = 4,037.25/x
  3. Step 3: Cross multiply
    8,654.25x = 12,983 × 4,037.25
  4. Step 4: Simplify right side
    8,654.25x = 52,415,616.75
  5. Step 5: Solve for x
    x = 52,415,616.75/8,654.25
  6. Step 6: Final answer
    x = 6,056.63

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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.