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Finding the Fourth Proportional to 8,751, 13,132.26 and 4,134.36

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Solution

The fourth proportional to 8,751, 13,132.26 and 4,134.36 is: 6,204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751 : 13,132.26 = 4,134.36 : x
  2. Step 2: Convert to fraction form
    8,751/13,132.26 = 4,134.36/x
  3. Step 3: Cross multiply
    8,751x = 13,132.26 × 4,134.36
  4. Step 4: Simplify right side
    8,751x = 54,293,490.45
  5. Step 5: Solve for x
    x = 54,293,490.45/8,751
  6. Step 6: Final answer
    x = 6,204.26

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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.