Home / 463,013.12-694,512.48-147,467.36

Finding the Fourth Proportional to 463,013.12, 694,512.48 and 147,467.36

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Solution

The fourth proportional to 463,013.12, 694,512.48 and 147,467.36 is: 221,198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,013.12 : 694,512.48 = 147,467.36 : x
  2. Step 2: Convert to fraction form
    463,013.12/694,512.48 = 147,467.36/x
  3. Step 3: Cross multiply
    463,013.12x = 694,512.48 × 147,467.36
  4. Step 4: Simplify right side
    463,013.12x = 102,417,921,912.65
  5. Step 5: Solve for x
    x = 102,417,921,912.65/463,013.12
  6. Step 6: Final answer
    x = 221,198.75

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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.