Home / 69,849.12-104,735.41-27,686.49

Finding the Fourth Proportional to 69,849.12, 104,735.41 and 27,686.49

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Solution

The fourth proportional to 69,849.12, 104,735.41 and 27,686.49 is: 41,514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,849.12 : 104,735.41 = 27,686.49 : x
  2. Step 2: Convert to fraction form
    69,849.12/104,735.41 = 27,686.49/x
  3. Step 3: Cross multiply
    69,849.12x = 104,735.41 × 27,686.49
  4. Step 4: Simplify right side
    69,849.12x = 2,899,755,881.61
  5. Step 5: Solve for x
    x = 2,899,755,881.61/69,849.12
  6. Step 6: Final answer
    x = 41,514.57

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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.