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Finding the Fourth Proportional to 41,883.62, 62,835.75 and 20,833.64

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Solution

The fourth proportional to 41,883.62, 62,835.75 and 20,833.64 is: 31,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,883.62 : 62,835.75 = 20,833.64 : x
  2. Step 2: Convert to fraction form
    41,883.62/62,835.75 = 20,833.64/x
  3. Step 3: Cross multiply
    41,883.62x = 62,835.75 × 20,833.64
  4. Step 4: Simplify right side
    41,883.62x = 1,309,097,316.09
  5. Step 5: Solve for x
    x = 1,309,097,316.09/41,883.62
  6. Step 6: Final answer
    x = 31,255.60

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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.