Home / 167,131.64-250,647.78-48,771.20

Finding the Fourth Proportional to 167,131.64, 250,647.78 and 48,771.20

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Solution

The fourth proportional to 167,131.64, 250,647.78 and 48,771.20 is: 73,142.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,131.64 : 250,647.78 = 48,771.20 : x
  2. Step 2: Convert to fraction form
    167,131.64/250,647.78 = 48,771.20/x
  3. Step 3: Cross multiply
    167,131.64x = 250,647.78 × 48,771.20
  4. Step 4: Simplify right side
    167,131.64x = 12,224,393,007.94
  5. Step 5: Solve for x
    x = 12,224,393,007.94/167,131.64
  6. Step 6: Final answer
    x = 73,142.30

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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.