Home / 262,546.20-393,365.70-122,016.60

Finding the Fourth Proportional to 262,546.20, 393,365.70 and 122,016.60

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Solution

The fourth proportional to 262,546.20, 393,365.70 and 122,016.60 is: 182,814.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,546.20 : 393,365.70 = 122,016.60 : x
  2. Step 2: Convert to fraction form
    262,546.20/393,365.70 = 122,016.60/x
  3. Step 3: Cross multiply
    262,546.20x = 393,365.70 × 122,016.60
  4. Step 4: Simplify right side
    262,546.20x = 47,997,145,270.62
  5. Step 5: Solve for x
    x = 47,997,145,270.62/262,546.20
  6. Step 6: Final answer
    x = 182,814.09

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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.