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Finding the Fourth Proportional to 63,219.92, 87,245.25 and 34,927.43

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Solution

The fourth proportional to 63,219.92, 87,245.25 and 34,927.43 is: 48,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,219.92 : 87,245.25 = 34,927.43 : x
  2. Step 2: Convert to fraction form
    63,219.92/87,245.25 = 34,927.43/x
  3. Step 3: Cross multiply
    63,219.92x = 87,245.25 × 34,927.43
  4. Step 4: Simplify right side
    63,219.92x = 3,047,252,362.21
  5. Step 5: Solve for x
    x = 3,047,252,362.21/63,219.92
  6. Step 6: Final answer
    x = 48,200.83

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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.