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Finding the Fourth Proportional to 36,562.25, 54,843.68 and 8,860.25

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Solution

The fourth proportional to 36,562.25, 54,843.68 and 8,860.25 is: 13,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,562.25 : 54,843.68 = 8,860.25 : x
  2. Step 2: Convert to fraction form
    36,562.25/54,843.68 = 8,860.25/x
  3. Step 3: Cross multiply
    36,562.25x = 54,843.68 × 8,860.25
  4. Step 4: Simplify right side
    36,562.25x = 485,928,715.72
  5. Step 5: Solve for x
    x = 485,928,715.72/36,562.25
  6. Step 6: Final answer
    x = 13,290.45

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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.