Home / 281,819.07-422,623.57-113,282.59

Finding the Fourth Proportional to 281,819.07, 422,623.57 and 113,282.59

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Solution

The fourth proportional to 281,819.07, 422,623.57 and 113,282.59 is: 169,881.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,819.07 : 422,623.57 = 113,282.59 : x
  2. Step 2: Convert to fraction form
    281,819.07/422,623.57 = 113,282.59/x
  3. Step 3: Cross multiply
    281,819.07x = 422,623.57 × 113,282.59
  4. Step 4: Simplify right side
    281,819.07x = 47,875,892,604.65
  5. Step 5: Solve for x
    x = 47,875,892,604.65/281,819.07
  6. Step 6: Final answer
    x = 169,881.66

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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.