Home / 166,004.52-248,958.18-66,131.52

Finding the Fourth Proportional to 166,004.52, 248,958.18 and 66,131.52

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Solution

The fourth proportional to 166,004.52, 248,958.18 and 66,131.52 is: 99,177.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,004.52 : 248,958.18 = 66,131.52 : x
  2. Step 2: Convert to fraction form
    166,004.52/248,958.18 = 66,131.52/x
  3. Step 3: Cross multiply
    166,004.52x = 248,958.18 × 66,131.52
  4. Step 4: Simplify right side
    166,004.52x = 16,463,982,859.83
  5. Step 5: Solve for x
    x = 16,463,982,859.83/166,004.52
  6. Step 6: Final answer
    x = 99,177.92

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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.