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Finding the Fourth Proportional to 62,067.94, 92,984.36 and 36,691.45

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Solution

The fourth proportional to 62,067.94, 92,984.36 and 36,691.45 is: 54,967.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,067.94 : 92,984.36 = 36,691.45 : x
  2. Step 2: Convert to fraction form
    62,067.94/92,984.36 = 36,691.45/x
  3. Step 3: Cross multiply
    62,067.94x = 92,984.36 × 36,691.45
  4. Step 4: Simplify right side
    62,067.94x = 3,411,730,579.80
  5. Step 5: Solve for x
    x = 3,411,730,579.80/62,067.94
  6. Step 6: Final answer
    x = 54,967.68

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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.