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Finding the Fourth Proportional to 8,579.96, 12,873.98 and 3,037.48

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Solution

The fourth proportional to 8,579.96, 12,873.98 and 3,037.48 is: 4,557.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579.96 : 12,873.98 = 3,037.48 : x
  2. Step 2: Convert to fraction form
    8,579.96/12,873.98 = 3,037.48/x
  3. Step 3: Cross multiply
    8,579.96x = 12,873.98 × 3,037.48
  4. Step 4: Simplify right side
    8,579.96x = 39,104,456.77
  5. Step 5: Solve for x
    x = 39,104,456.77/8,579.96
  6. Step 6: Final answer
    x = 4,557.65

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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.