Home / 98,786.43-148,174.41-27,713.97

Finding the Fourth Proportional to 98,786.43, 148,174.41 and 27,713.97

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Solution

The fourth proportional to 98,786.43, 148,174.41 and 27,713.97 is: 41,569.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,786.43 : 148,174.41 = 27,713.97 : x
  2. Step 2: Convert to fraction form
    98,786.43/148,174.41 = 27,713.97/x
  3. Step 3: Cross multiply
    98,786.43x = 148,174.41 × 27,713.97
  4. Step 4: Simplify right side
    98,786.43x = 4,106,501,153.51
  5. Step 5: Solve for x
    x = 4,106,501,153.51/98,786.43
  6. Step 6: Final answer
    x = 41,569.49

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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.