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Finding the Fourth Proportional to 12,503, 17,254.16 and 6,914

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Solution

The fourth proportional to 12,503, 17,254.16 and 6,914 is: 9,541.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,503 : 17,254.16 = 6,914 : x
  2. Step 2: Convert to fraction form
    12,503/17,254.16 = 6,914/x
  3. Step 3: Cross multiply
    12,503x = 17,254.16 × 6,914
  4. Step 4: Simplify right side
    12,503x = 119,295,262.24
  5. Step 5: Solve for x
    x = 119,295,262.24/12,503
  6. Step 6: Final answer
    x = 9,541.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.