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Finding the Fourth Proportional to 63,219.62, 87,245.58 and 36,362.09

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Solution

The fourth proportional to 63,219.62, 87,245.58 and 36,362.09 is: 50,181.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,219.62 : 87,245.58 = 36,362.09 : x
  2. Step 2: Convert to fraction form
    63,219.62/87,245.58 = 36,362.09/x
  3. Step 3: Cross multiply
    63,219.62x = 87,245.58 × 36,362.09
  4. Step 4: Simplify right side
    63,219.62x = 3,172,431,195.83
  5. Step 5: Solve for x
    x = 3,172,431,195.83/63,219.62
  6. Step 6: Final answer
    x = 50,181.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.