Home / 166,020.20-248,879.10-60,813.80

Finding the Fourth Proportional to 166,020.20, 248,879.10 and 60,813.80

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Solution

The fourth proportional to 166,020.20, 248,879.10 and 60,813.80 is: 91,165.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,020.20 : 248,879.10 = 60,813.80 : x
  2. Step 2: Convert to fraction form
    166,020.20/248,879.10 = 60,813.80/x
  3. Step 3: Cross multiply
    166,020.20x = 248,879.10 × 60,813.80
  4. Step 4: Simplify right side
    166,020.20x = 15,135,283,811.58
  5. Step 5: Solve for x
    x = 15,135,283,811.58/166,020.20
  6. Step 6: Final answer
    x = 91,165.31

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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.