Home / 219,282.66-329,039.24-155,651.44

Finding the Fourth Proportional to 219,282.66, 329,039.24 and 155,651.44

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Solution

The fourth proportional to 219,282.66, 329,039.24 and 155,651.44 is: 233,558.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,282.66 : 329,039.24 = 155,651.44 : x
  2. Step 2: Convert to fraction form
    219,282.66/329,039.24 = 155,651.44/x
  3. Step 3: Cross multiply
    219,282.66x = 329,039.24 × 155,651.44
  4. Step 4: Simplify right side
    219,282.66x = 51,215,431,522.51
  5. Step 5: Solve for x
    x = 51,215,431,522.51/219,282.66
  6. Step 6: Final answer
    x = 233,558.97

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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.