Home / 103,843.09-155,772.26-37,283.79

Finding the Fourth Proportional to 103,843.09, 155,772.26 and 37,283.79

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Solution

The fourth proportional to 103,843.09, 155,772.26 and 37,283.79 is: 55,928.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,843.09 : 155,772.26 = 37,283.79 : x
  2. Step 2: Convert to fraction form
    103,843.09/155,772.26 = 37,283.79/x
  3. Step 3: Cross multiply
    103,843.09x = 155,772.26 × 37,283.79
  4. Step 4: Simplify right side
    103,843.09x = 5,807,780,976.93
  5. Step 5: Solve for x
    x = 5,807,780,976.93/103,843.09
  6. Step 6: Final answer
    x = 55,928.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.