Home / 285,619.92-394,334.73-183,822.27

Finding the Fourth Proportional to 285,619.92, 394,334.73 and 183,822.27

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Solution

The fourth proportional to 285,619.92, 394,334.73 and 183,822.27 is: 253,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,619.92 : 394,334.73 = 183,822.27 : x
  2. Step 2: Convert to fraction form
    285,619.92/394,334.73 = 183,822.27/x
  3. Step 3: Cross multiply
    285,619.92x = 394,334.73 × 183,822.27
  4. Step 4: Simplify right side
    285,619.92x = 72,487,505,208.44
  5. Step 5: Solve for x
    x = 72,487,505,208.44/285,619.92
  6. Step 6: Final answer
    x = 253,790.09

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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.