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Finding the Fourth Proportional to 8,001.87, 12,002.45 and 3,073.83

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Solution

The fourth proportional to 8,001.87, 12,002.45 and 3,073.83 is: 4,610.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.87 : 12,002.45 = 3,073.83 : x
  2. Step 2: Convert to fraction form
    8,001.87/12,002.45 = 3,073.83/x
  3. Step 3: Cross multiply
    8,001.87x = 12,002.45 × 3,073.83
  4. Step 4: Simplify right side
    8,001.87x = 36,893,475.51
  5. Step 5: Solve for x
    x = 36,893,475.51/8,001.87
  6. Step 6: Final answer
    x = 4,610.61

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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.