Home / 167,579.67-251,378.82-55,255.35

Finding the Fourth Proportional to 167,579.67, 251,378.82 and 55,255.35

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Solution

The fourth proportional to 167,579.67, 251,378.82 and 55,255.35 is: 82,886.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,579.67 : 251,378.82 = 55,255.35 : x
  2. Step 2: Convert to fraction form
    167,579.67/251,378.82 = 55,255.35/x
  3. Step 3: Cross multiply
    167,579.67x = 251,378.82 × 55,255.35
  4. Step 4: Simplify right side
    167,579.67x = 13,890,024,681.69
  5. Step 5: Solve for x
    x = 13,890,024,681.69/167,579.67
  6. Step 6: Final answer
    x = 82,886.10

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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.