Home / 203,134.38-304,514.94-69,982.98

Finding the Fourth Proportional to 203,134.38, 304,514.94 and 69,982.98

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Solution

The fourth proportional to 203,134.38, 304,514.94 and 69,982.98 is: 104,910.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,134.38 : 304,514.94 = 69,982.98 : x
  2. Step 2: Convert to fraction form
    203,134.38/304,514.94 = 69,982.98/x
  3. Step 3: Cross multiply
    203,134.38x = 304,514.94 × 69,982.98
  4. Step 4: Simplify right side
    203,134.38x = 21,310,862,955.72
  5. Step 5: Solve for x
    x = 21,310,862,955.72/203,134.38
  6. Step 6: Final answer
    x = 104,910.17

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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.