Home / 141,183.91-194,834.13-76,653.24

Finding the Fourth Proportional to 141,183.91, 194,834.13 and 76,653.24

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Solution

The fourth proportional to 141,183.91, 194,834.13 and 76,653.24 is: 105,781.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,183.91 : 194,834.13 = 76,653.24 : x
  2. Step 2: Convert to fraction form
    141,183.91/194,834.13 = 76,653.24/x
  3. Step 3: Cross multiply
    141,183.91x = 194,834.13 × 76,653.24
  4. Step 4: Simplify right side
    141,183.91x = 14,934,666,309.00
  5. Step 5: Solve for x
    x = 14,934,666,309.00/141,183.91
  6. Step 6: Final answer
    x = 105,781.64

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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.