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Finding the Fourth Proportional to 63,079.93, 94,512.78 and 38,067.43

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Solution

The fourth proportional to 63,079.93, 94,512.78 and 38,067.43 is: 57,036.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,079.93 : 94,512.78 = 38,067.43 : x
  2. Step 2: Convert to fraction form
    63,079.93/94,512.78 = 38,067.43/x
  3. Step 3: Cross multiply
    63,079.93x = 94,512.78 × 38,067.43
  4. Step 4: Simplify right side
    63,079.93x = 3,597,858,495.64
  5. Step 5: Solve for x
    x = 3,597,858,495.64/63,079.93
  6. Step 6: Final answer
    x = 57,036.50

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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.