Home / 107,963.44-161,939.31-33,083.80

Finding the Fourth Proportional to 107,963.44, 161,939.31 and 33,083.80

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Solution

The fourth proportional to 107,963.44, 161,939.31 and 33,083.80 is: 49,623.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,963.44 : 161,939.31 = 33,083.80 : x
  2. Step 2: Convert to fraction form
    107,963.44/161,939.31 = 33,083.80/x
  3. Step 3: Cross multiply
    107,963.44x = 161,939.31 × 33,083.80
  4. Step 4: Simplify right side
    107,963.44x = 5,357,567,744.18
  5. Step 5: Solve for x
    x = 5,357,567,744.18/107,963.44
  6. Step 6: Final answer
    x = 49,623.91

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1.5x scale

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.