Home / 167,515.53-251,298.18-55,175.01

Finding the Fourth Proportional to 167,515.53, 251,298.18 and 55,175.01

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Solution

The fourth proportional to 167,515.53, 251,298.18 and 55,175.01 is: 82,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,515.53 : 251,298.18 = 55,175.01 : x
  2. Step 2: Convert to fraction form
    167,515.53/251,298.18 = 55,175.01/x
  3. Step 3: Cross multiply
    167,515.53x = 251,298.18 × 55,175.01
  4. Step 4: Simplify right side
    167,515.53x = 13,865,379,594.48
  5. Step 5: Solve for x
    x = 13,865,379,594.48/167,515.53
  6. Step 6: Final answer
    x = 82,770.71

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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.