Home / 190,784.22-263,131.99-169,003.79

Finding the Fourth Proportional to 190,784.22, 263,131.99 and 169,003.79

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Solution

The fourth proportional to 190,784.22, 263,131.99 and 169,003.79 is: 233,092.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,784.22 : 263,131.99 = 169,003.79 : x
  2. Step 2: Convert to fraction form
    190,784.22/263,131.99 = 169,003.79/x
  3. Step 3: Cross multiply
    190,784.22x = 263,131.99 × 169,003.79
  4. Step 4: Simplify right side
    190,784.22x = 44,470,303,815.56
  5. Step 5: Solve for x
    x = 44,470,303,815.56/190,784.22
  6. Step 6: Final answer
    x = 233,092.15

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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.