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Finding the Fourth Proportional to 36,562.50, 54,844.05 and 8,860.50

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Solution

The fourth proportional to 36,562.50, 54,844.05 and 8,860.50 is: 13,290.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,562.50 : 54,844.05 = 8,860.50 : x
  2. Step 2: Convert to fraction form
    36,562.50/54,844.05 = 8,860.50/x
  3. Step 3: Cross multiply
    36,562.50x = 54,844.05 × 8,860.50
  4. Step 4: Simplify right side
    36,562.50x = 485,945,705.03
  5. Step 5: Solve for x
    x = 485,945,705.03/36,562.50
  6. Step 6: Final answer
    x = 13,290.82

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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.