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Finding the Fourth Proportional to 17,412.12, 26,118 and 4,264.56

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Solution

The fourth proportional to 17,412.12, 26,118 and 4,264.56 is: 6,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,412.12 : 26,118 = 4,264.56 : x
  2. Step 2: Convert to fraction form
    17,412.12/26,118 = 4,264.56/x
  3. Step 3: Cross multiply
    17,412.12x = 26,118 × 4,264.56
  4. Step 4: Simplify right side
    17,412.12x = 111,381,778.08
  5. Step 5: Solve for x
    x = 111,381,778.08/17,412.12
  6. Step 6: Final answer
    x = 6,396.80

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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.