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Finding the Fourth Proportional to 141,064.85, 194,723.69 and 95,763.08

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Solution

The fourth proportional to 141,064.85, 194,723.69 and 95,763.08 is: 132,189.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,064.85 : 194,723.69 = 95,763.08 : x
  2. Step 2: Convert to fraction form
    141,064.85/194,723.69 = 95,763.08/x
  3. Step 3: Cross multiply
    141,064.85x = 194,723.69 × 95,763.08
  4. Step 4: Simplify right side
    141,064.85x = 18,647,338,850.93
  5. Step 5: Solve for x
    x = 18,647,338,850.93/141,064.85
  6. Step 6: Final answer
    x = 132,189.84

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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.