Home / 192,936.06-289,502.78-91,848.33

Finding the Fourth Proportional to 192,936.06, 289,502.78 and 91,848.33

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Solution

The fourth proportional to 192,936.06, 289,502.78 and 91,848.33 is: 137,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,936.06 : 289,502.78 = 91,848.33 : x
  2. Step 2: Convert to fraction form
    192,936.06/289,502.78 = 91,848.33/x
  3. Step 3: Cross multiply
    192,936.06x = 289,502.78 × 91,848.33
  4. Step 4: Simplify right side
    192,936.06x = 26,590,346,414.12
  5. Step 5: Solve for x
    x = 26,590,346,414.12/192,936.06
  6. Step 6: Final answer
    x = 137,819.47

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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.