Home / 190,594.03-263,051.26-105,738.43

Finding the Fourth Proportional to 190,594.03, 263,051.26 and 105,738.43

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Solution

The fourth proportional to 190,594.03, 263,051.26 and 105,738.43 is: 145,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,594.03 : 263,051.26 = 105,738.43 : x
  2. Step 2: Convert to fraction form
    190,594.03/263,051.26 = 105,738.43/x
  3. Step 3: Cross multiply
    190,594.03x = 263,051.26 × 105,738.43
  4. Step 4: Simplify right side
    190,594.03x = 27,814,627,241.92
  5. Step 5: Solve for x
    x = 27,814,627,241.92/190,594.03
  6. Step 6: Final answer
    x = 145,936.51

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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.