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Finding the Fourth Proportional to 36,562.64, 54,843.96 and 8,860.64

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Solution

The fourth proportional to 36,562.64, 54,843.96 and 8,860.64 is: 13,290.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,562.64 : 54,843.96 = 8,860.64 : x
  2. Step 2: Convert to fraction form
    36,562.64/54,843.96 = 8,860.64/x
  3. Step 3: Cross multiply
    36,562.64x = 54,843.96 × 8,860.64
  4. Step 4: Simplify right side
    36,562.64x = 485,952,628.32
  5. Step 5: Solve for x
    x = 485,952,628.32/36,562.64
  6. Step 6: Final answer
    x = 13,290.96

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1.5x scale

Why These Related Problems?

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