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Finding the Fourth Proportional to 17,718, 26,588.52 and 6,774

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Solution

The fourth proportional to 17,718, 26,588.52 and 6,774 is: 10,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718 : 26,588.52 = 6,774 : x
  2. Step 2: Convert to fraction form
    17,718/26,588.52 = 6,774/x
  3. Step 3: Cross multiply
    17,718x = 26,588.52 × 6,774
  4. Step 4: Simplify right side
    17,718x = 180,110,634.48
  5. Step 5: Solve for x
    x = 180,110,634.48/17,718
  6. Step 6: Final answer
    x = 10,165.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.