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Finding the Fourth Proportional to 8,805.88, 12,154.27 and 5,977.96

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Solution

The fourth proportional to 8,805.88, 12,154.27 and 5,977.96 is: 8,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805.88 : 12,154.27 = 5,977.96 : x
  2. Step 2: Convert to fraction form
    8,805.88/12,154.27 = 5,977.96/x
  3. Step 3: Cross multiply
    8,805.88x = 12,154.27 × 5,977.96
  4. Step 4: Simplify right side
    8,805.88x = 72,657,739.89
  5. Step 5: Solve for x
    x = 72,657,739.89/8,805.88
  6. Step 6: Final answer
    x = 8,251.05

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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.