Home / 190,112.96-262,414.28-109,594.31

Finding the Fourth Proportional to 190,112.96, 262,414.28 and 109,594.31

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Solution

The fourth proportional to 190,112.96, 262,414.28 and 109,594.31 is: 151,273.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,112.96 : 262,414.28 = 109,594.31 : x
  2. Step 2: Convert to fraction form
    190,112.96/262,414.28 = 109,594.31/x
  3. Step 3: Cross multiply
    190,112.96x = 262,414.28 × 109,594.31
  4. Step 4: Simplify right side
    190,112.96x = 28,759,110,912.66
  5. Step 5: Solve for x
    x = 28,759,110,912.66/190,112.96
  6. Step 6: Final answer
    x = 151,273.81

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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.