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Finding the Fourth Proportional to 7,866.61, 11,791.10 and 6,025.27

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Solution

The fourth proportional to 7,866.61, 11,791.10 and 6,025.27 is: 9,031.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,866.61 : 11,791.10 = 6,025.27 : x
  2. Step 2: Convert to fraction form
    7,866.61/11,791.10 = 6,025.27/x
  3. Step 3: Cross multiply
    7,866.61x = 11,791.10 × 6,025.27
  4. Step 4: Simplify right side
    7,866.61x = 71,044,561.10
  5. Step 5: Solve for x
    x = 71,044,561.10/7,866.61
  6. Step 6: Final answer
    x = 9,031.15

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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.