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Finding the Fourth Proportional to 63,812, 95,733.44 and 20,036

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Solution

The fourth proportional to 63,812, 95,733.44 and 20,036 is: 30,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,812 : 95,733.44 = 20,036 : x
  2. Step 2: Convert to fraction form
    63,812/95,733.44 = 20,036/x
  3. Step 3: Cross multiply
    63,812x = 95,733.44 × 20,036
  4. Step 4: Simplify right side
    63,812x = 1,918,115,203.84
  5. Step 5: Solve for x
    x = 1,918,115,203.84/63,812
  6. Step 6: Final answer
    x = 30,058.85

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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.