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Finding the Fourth Proportional to 63,314.20, 94,958.34 and 21,764.44

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Solution

The fourth proportional to 63,314.20, 94,958.34 and 21,764.44 is: 32,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,314.20 : 94,958.34 = 21,764.44 : x
  2. Step 2: Convert to fraction form
    63,314.20/94,958.34 = 21,764.44/x
  3. Step 3: Cross multiply
    63,314.20x = 94,958.34 × 21,764.44
  4. Step 4: Simplify right side
    63,314.20x = 2,066,715,093.43
  5. Step 5: Solve for x
    x = 2,066,715,093.43/63,314.20
  6. Step 6: Final answer
    x = 32,642.20

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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.