Home / 192,112.94-265,131.70-106,080.47

Finding the Fourth Proportional to 192,112.94, 265,131.70 and 106,080.47

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Solution

The fourth proportional to 192,112.94, 265,131.70 and 106,080.47 is: 146,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,112.94 : 265,131.70 = 106,080.47 : x
  2. Step 2: Convert to fraction form
    192,112.94/265,131.70 = 106,080.47/x
  3. Step 3: Cross multiply
    192,112.94x = 265,131.70 × 106,080.47
  4. Step 4: Simplify right side
    192,112.94x = 28,125,294,022.24
  5. Step 5: Solve for x
    x = 28,125,294,022.24/192,112.94
  6. Step 6: Final answer
    x = 146,399.79

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1.5x scale

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.