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Finding the Fourth Proportional to 8,554.04, 11,801.16 and 5,568.78

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Solution

The fourth proportional to 8,554.04, 11,801.16 and 5,568.78 is: 7,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.04 : 11,801.16 = 5,568.78 : x
  2. Step 2: Convert to fraction form
    8,554.04/11,801.16 = 5,568.78/x
  3. Step 3: Cross multiply
    8,554.04x = 11,801.16 × 5,568.78
  4. Step 4: Simplify right side
    8,554.04x = 65,718,063.78
  5. Step 5: Solve for x
    x = 65,718,063.78/8,554.04
  6. Step 6: Final answer
    x = 7,682.70

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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.