Home / 165,912.30-248,868.09-41,253.30

Finding the Fourth Proportional to 165,912.30, 248,868.09 and 41,253.30

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Solution

The fourth proportional to 165,912.30, 248,868.09 and 41,253.30 is: 61,879.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,912.30 : 248,868.09 = 41,253.30 : x
  2. Step 2: Convert to fraction form
    165,912.30/248,868.09 = 41,253.30/x
  3. Step 3: Cross multiply
    165,912.30x = 248,868.09 × 41,253.30
  4. Step 4: Simplify right side
    165,912.30x = 10,266,629,977.20
  5. Step 5: Solve for x
    x = 10,266,629,977.20/165,912.30
  6. Step 6: Final answer
    x = 61,879.86

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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.