Home / 194,642.24-268,605.82-109,758.68

Finding the Fourth Proportional to 194,642.24, 268,605.82 and 109,758.68

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Solution

The fourth proportional to 194,642.24, 268,605.82 and 109,758.68 is: 151,466.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,642.24 : 268,605.82 = 109,758.68 : x
  2. Step 2: Convert to fraction form
    194,642.24/268,605.82 = 109,758.68/x
  3. Step 3: Cross multiply
    194,642.24x = 268,605.82 × 109,758.68
  4. Step 4: Simplify right side
    194,642.24x = 29,481,820,243.52
  5. Step 5: Solve for x
    x = 29,481,820,243.52/194,642.24
  6. Step 6: Final answer
    x = 151,466.71

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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.