Home / 303,878.24-419,351.83-167,911.00

Finding the Fourth Proportional to 303,878.24, 419,351.83 and 167,911.00

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Solution

The fourth proportional to 303,878.24, 419,351.83 and 167,911.00 is: 231,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,878.24 : 419,351.83 = 167,911.00 : x
  2. Step 2: Convert to fraction form
    303,878.24/419,351.83 = 167,911.00/x
  3. Step 3: Cross multiply
    303,878.24x = 419,351.83 × 167,911.00
  4. Step 4: Simplify right side
    303,878.24x = 70,413,785,599.65
  5. Step 5: Solve for x
    x = 70,413,785,599.65/303,878.24
  6. Step 6: Final answer
    x = 231,717.10

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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.