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Finding the Fourth Proportional to 63,791.98, 95,701.64 and 19,422.41

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Solution

The fourth proportional to 63,791.98, 95,701.64 and 19,422.41 is: 29,137.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,791.98 : 95,701.64 = 19,422.41 : x
  2. Step 2: Convert to fraction form
    63,791.98/95,701.64 = 19,422.41/x
  3. Step 3: Cross multiply
    63,791.98x = 95,701.64 × 19,422.41
  4. Step 4: Simplify right side
    63,791.98x = 1,858,755,914.13
  5. Step 5: Solve for x
    x = 1,858,755,914.13/63,791.98
  6. Step 6: Final answer
    x = 29,137.77

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1.5x scale

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.