Home / 167,620.12-251,467.26-55,335.04

Finding the Fourth Proportional to 167,620.12, 251,467.26 and 55,335.04

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Solution

The fourth proportional to 167,620.12, 251,467.26 and 55,335.04 is: 83,014.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,620.12 : 251,467.26 = 55,335.04 : x
  2. Step 2: Convert to fraction form
    167,620.12/251,467.26 = 55,335.04/x
  3. Step 3: Cross multiply
    167,620.12x = 251,467.26 × 55,335.04
  4. Step 4: Simplify right side
    167,620.12x = 13,914,950,890.79
  5. Step 5: Solve for x
    x = 13,914,950,890.79/167,620.12
  6. Step 6: Final answer
    x = 83,014.80

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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.