Home / 166,860.71-250,270.19-54,531.53

Finding the Fourth Proportional to 166,860.71, 250,270.19 and 54,531.53

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Solution

The fourth proportional to 166,860.71, 250,270.19 and 54,531.53 is: 81,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,860.71 : 250,270.19 = 54,531.53 : x
  2. Step 2: Convert to fraction form
    166,860.71/250,270.19 = 54,531.53/x
  3. Step 3: Cross multiply
    166,860.71x = 250,270.19 × 54,531.53
  4. Step 4: Simplify right side
    166,860.71x = 13,647,614,850.08
  5. Step 5: Solve for x
    x = 13,647,614,850.08/166,860.71
  6. Step 6: Final answer
    x = 81,790.47

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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.