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Finding the Fourth Proportional to 63,515.26, 87,644.74 and 36,666.42

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Solution

The fourth proportional to 63,515.26, 87,644.74 and 36,666.42 is: 50,596.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,515.26 : 87,644.74 = 36,666.42 : x
  2. Step 2: Convert to fraction form
    63,515.26/87,644.74 = 36,666.42/x
  3. Step 3: Cross multiply
    63,515.26x = 87,644.74 × 36,666.42
  4. Step 4: Simplify right side
    63,515.26x = 3,213,618,847.63
  5. Step 5: Solve for x
    x = 3,213,618,847.63/63,515.26
  6. Step 6: Final answer
    x = 50,596.01

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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.