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Finding the Fourth Proportional to 12,461.61, 17,196.96 and 6,796.26

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Solution

The fourth proportional to 12,461.61, 17,196.96 and 6,796.26 is: 9,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,461.61 : 17,196.96 = 6,796.26 : x
  2. Step 2: Convert to fraction form
    12,461.61/17,196.96 = 6,796.26/x
  3. Step 3: Cross multiply
    12,461.61x = 17,196.96 × 6,796.26
  4. Step 4: Simplify right side
    12,461.61x = 116,874,985.88
  5. Step 5: Solve for x
    x = 116,874,985.88/12,461.61
  6. Step 6: Final answer
    x = 9,378.80

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