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Finding the Fourth Proportional to 192,571.59, 265,743.81 and 106,528.33

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Solution

The fourth proportional to 192,571.59, 265,743.81 and 106,528.33 is: 147,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,571.59 : 265,743.81 = 106,528.33 : x
  2. Step 2: Convert to fraction form
    192,571.59/265,743.81 = 106,528.33/x
  3. Step 3: Cross multiply
    192,571.59x = 265,743.81 × 106,528.33
  4. Step 4: Simplify right side
    192,571.59x = 28,309,244,287.14
  5. Step 5: Solve for x
    x = 28,309,244,287.14/192,571.59
  6. Step 6: Final answer
    x = 147,006.34

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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.