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Finding the Fourth Proportional to 12,177, 16,804.26 and 6,588

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Solution

The fourth proportional to 12,177, 16,804.26 and 6,588 is: 9,091.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,177 : 16,804.26 = 6,588 : x
  2. Step 2: Convert to fraction form
    12,177/16,804.26 = 6,588/x
  3. Step 3: Cross multiply
    12,177x = 16,804.26 × 6,588
  4. Step 4: Simplify right side
    12,177x = 110,706,464.88
  5. Step 5: Solve for x
    x = 110,706,464.88/12,177
  6. Step 6: Final answer
    x = 9,091.44

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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.