Home / 285,769.33-394,180.93-183,619.23

Finding the Fourth Proportional to 285,769.33, 394,180.93 and 183,619.23

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Solution

The fourth proportional to 285,769.33, 394,180.93 and 183,619.23 is: 253,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,769.33 : 394,180.93 = 183,619.23 : x
  2. Step 2: Convert to fraction form
    285,769.33/394,180.93 = 183,619.23/x
  3. Step 3: Cross multiply
    285,769.33x = 394,180.93 × 183,619.23
  4. Step 4: Simplify right side
    285,769.33x = 72,379,198,847.28
  5. Step 5: Solve for x
    x = 72,379,198,847.28/285,769.33
  6. Step 6: Final answer
    x = 253,278.40

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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.