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Finding the Fourth Proportional to 8,064.52, 12,092.40 and 2,516.40

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Solution

The fourth proportional to 8,064.52, 12,092.40 and 2,516.40 is: 3,773.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.52 : 12,092.40 = 2,516.40 : x
  2. Step 2: Convert to fraction form
    8,064.52/12,092.40 = 2,516.40/x
  3. Step 3: Cross multiply
    8,064.52x = 12,092.40 × 2,516.40
  4. Step 4: Simplify right side
    8,064.52x = 30,429,315.36
  5. Step 5: Solve for x
    x = 30,429,315.36/8,064.52
  6. Step 6: Final answer
    x = 3,773.23

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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.