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Finding the Fourth Proportional to 8,027.73, 12,039.03 and 4,077.63

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Solution

The fourth proportional to 8,027.73, 12,039.03 and 4,077.63 is: 6,115.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,027.73 : 12,039.03 = 4,077.63 : x
  2. Step 2: Convert to fraction form
    8,027.73/12,039.03 = 4,077.63/x
  3. Step 3: Cross multiply
    8,027.73x = 12,039.03 × 4,077.63
  4. Step 4: Simplify right side
    8,027.73x = 49,090,709.90
  5. Step 5: Solve for x
    x = 49,090,709.90/8,027.73
  6. Step 6: Final answer
    x = 6,115.14

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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.