Home / 335,919.85-503,876.62-136,192.75

Finding the Fourth Proportional to 335,919.85, 503,876.62 and 136,192.75

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Solution

The fourth proportional to 335,919.85, 503,876.62 and 136,192.75 is: 204,287.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,919.85 : 503,876.62 = 136,192.75 : x
  2. Step 2: Convert to fraction form
    335,919.85/503,876.62 = 136,192.75/x
  3. Step 3: Cross multiply
    335,919.85x = 503,876.62 × 136,192.75
  4. Step 4: Simplify right side
    335,919.85x = 68,624,342,538.51
  5. Step 5: Solve for x
    x = 68,624,342,538.51/335,919.85
  6. Step 6: Final answer
    x = 204,287.85

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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.