Home / 190,664.54-263,112.06-104,623.26

Finding the Fourth Proportional to 190,664.54, 263,112.06 and 104,623.26

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Solution

The fourth proportional to 190,664.54, 263,112.06 and 104,623.26 is: 144,377.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,664.54 : 263,112.06 = 104,623.26 : x
  2. Step 2: Convert to fraction form
    190,664.54/263,112.06 = 104,623.26/x
  3. Step 3: Cross multiply
    190,664.54x = 263,112.06 × 104,623.26
  4. Step 4: Simplify right side
    190,664.54x = 27,527,640,083.51
  5. Step 5: Solve for x
    x = 27,527,640,083.51/190,664.54
  6. Step 6: Final answer
    x = 144,377.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.