Home / 166,021.20-248,880.60-60,814.80

Finding the Fourth Proportional to 166,021.20, 248,880.60 and 60,814.80

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Solution

The fourth proportional to 166,021.20, 248,880.60 and 60,814.80 is: 91,166.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,021.20 : 248,880.60 = 60,814.80 : x
  2. Step 2: Convert to fraction form
    166,021.20/248,880.60 = 60,814.80/x
  3. Step 3: Cross multiply
    166,021.20x = 248,880.60 × 60,814.80
  4. Step 4: Simplify right side
    166,021.20x = 15,135,623,912.88
  5. Step 5: Solve for x
    x = 15,135,623,912.88/166,021.20
  6. Step 6: Final answer
    x = 91,166.81

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1.5x scale

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.