Home / 166,040.10-248,768.55-136,296.90

Finding the Fourth Proportional to 166,040.10, 248,768.55 and 136,296.90

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Solution

The fourth proportional to 166,040.10, 248,768.55 and 136,296.90 is: 204,205.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,040.10 : 248,768.55 = 136,296.90 : x
  2. Step 2: Convert to fraction form
    166,040.10/248,768.55 = 136,296.90/x
  3. Step 3: Cross multiply
    166,040.10x = 248,768.55 × 136,296.90
  4. Step 4: Simplify right side
    166,040.10x = 33,906,382,182.50
  5. Step 5: Solve for x
    x = 33,906,382,182.50/166,040.10
  6. Step 6: Final answer
    x = 204,205.99

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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.