Home / 281,736.55-422,537.86-113,257.36

Finding the Fourth Proportional to 281,736.55, 422,537.86 and 113,257.36

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Solution

The fourth proportional to 281,736.55, 422,537.86 and 113,257.36 is: 169,859.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,736.55 : 422,537.86 = 113,257.36 : x
  2. Step 2: Convert to fraction form
    281,736.55/422,537.86 = 113,257.36/x
  3. Step 3: Cross multiply
    281,736.55x = 422,537.86 × 113,257.36
  4. Step 4: Simplify right side
    281,736.55x = 47,855,522,523.65
  5. Step 5: Solve for x
    x = 47,855,522,523.65/281,736.55
  6. Step 6: Final answer
    x = 169,859.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.