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Finding the Fourth Proportional to 8,007.66, 12,010.41 and 4,112.10

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Solution

The fourth proportional to 8,007.66, 12,010.41 and 4,112.10 is: 6,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.66 : 12,010.41 = 4,112.10 : x
  2. Step 2: Convert to fraction form
    8,007.66/12,010.41 = 4,112.10/x
  3. Step 3: Cross multiply
    8,007.66x = 12,010.41 × 4,112.10
  4. Step 4: Simplify right side
    8,007.66x = 49,388,006.96
  5. Step 5: Solve for x
    x = 49,388,006.96/8,007.66
  6. Step 6: Final answer
    x = 6,167.60

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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.