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Finding the Fourth Proportional to 68,165.85, 94,067.64 and 37,950.42

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Solution

The fourth proportional to 68,165.85, 94,067.64 and 37,950.42 is: 52,370.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,165.85 : 94,067.64 = 37,950.42 : x
  2. Step 2: Convert to fraction form
    68,165.85/94,067.64 = 37,950.42/x
  3. Step 3: Cross multiply
    68,165.85x = 94,067.64 × 37,950.42
  4. Step 4: Simplify right side
    68,165.85x = 3,569,906,446.41
  5. Step 5: Solve for x
    x = 3,569,906,446.41/68,165.85
  6. Step 6: Final answer
    x = 52,370.89

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1.5x scale

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.