Home / 167,581.68-251,381.82-55,257.36

Finding the Fourth Proportional to 167,581.68, 251,381.82 and 55,257.36

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Solution

The fourth proportional to 167,581.68, 251,381.82 and 55,257.36 is: 82,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,581.68 : 251,381.82 = 55,257.36 : x
  2. Step 2: Convert to fraction form
    167,581.68/251,381.82 = 55,257.36/x
  3. Step 3: Cross multiply
    167,581.68x = 251,381.82 × 55,257.36
  4. Step 4: Simplify right side
    167,581.68x = 13,890,695,725.20
  5. Step 5: Solve for x
    x = 13,890,695,725.20/167,581.68
  6. Step 6: Final answer
    x = 82,889.11

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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.