Home / 166,121.20-248,884.80-101,087.20

Finding the Fourth Proportional to 166,121.20, 248,884.80 and 101,087.20

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Solution

The fourth proportional to 166,121.20, 248,884.80 and 101,087.20 is: 151,450.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,121.20 : 248,884.80 = 101,087.20 : x
  2. Step 2: Convert to fraction form
    166,121.20/248,884.80 = 101,087.20/x
  3. Step 3: Cross multiply
    166,121.20x = 248,884.80 × 101,087.20
  4. Step 4: Simplify right side
    166,121.20x = 25,159,067,554.56
  5. Step 5: Solve for x
    x = 25,159,067,554.56/166,121.20
  6. Step 6: Final answer
    x = 151,450.07

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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.