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Finding the Fourth Proportional to 9,755.53, 13,462.52 and 5,279.18

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Solution

The fourth proportional to 9,755.53, 13,462.52 and 5,279.18 is: 7,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,755.53 : 13,462.52 = 5,279.18 : x
  2. Step 2: Convert to fraction form
    9,755.53/13,462.52 = 5,279.18/x
  3. Step 3: Cross multiply
    9,755.53x = 13,462.52 × 5,279.18
  4. Step 4: Simplify right side
    9,755.53x = 71,070,972.63
  5. Step 5: Solve for x
    x = 71,070,972.63/9,755.53
  6. Step 6: Final answer
    x = 7,285.20

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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.