Home / 166,768.93-250,200.16-66,999.18

Finding the Fourth Proportional to 166,768.93, 250,200.16 and 66,999.18

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Solution

The fourth proportional to 166,768.93, 250,200.16 and 66,999.18 is: 100,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,768.93 : 250,200.16 = 66,999.18 : x
  2. Step 2: Convert to fraction form
    166,768.93/250,200.16 = 66,999.18/x
  3. Step 3: Cross multiply
    166,768.93x = 250,200.16 × 66,999.18
  4. Step 4: Simplify right side
    166,768.93x = 16,763,206,326.62
  5. Step 5: Solve for x
    x = 16,763,206,326.62/166,768.93
  6. Step 6: Final answer
    x = 100,517.57

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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.