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Finding the Fourth Proportional to 141,046.86, 194,593.58 and 92,674.84

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Solution

The fourth proportional to 141,046.86, 194,593.58 and 92,674.84 is: 127,857.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,046.86 : 194,593.58 = 92,674.84 : x
  2. Step 2: Convert to fraction form
    141,046.86/194,593.58 = 92,674.84/x
  3. Step 3: Cross multiply
    141,046.86x = 194,593.58 × 92,674.84
  4. Step 4: Simplify right side
    141,046.86x = 18,033,928,891.53
  5. Step 5: Solve for x
    x = 18,033,928,891.53/141,046.86
  6. Step 6: Final answer
    x = 127,857.72

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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.