Home / 107,973.01-161,990.65-33,104.21

Finding the Fourth Proportional to 107,973.01, 161,990.65 and 33,104.21

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Solution

The fourth proportional to 107,973.01, 161,990.65 and 33,104.21 is: 49,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,973.01 : 161,990.65 = 33,104.21 : x
  2. Step 2: Convert to fraction form
    107,973.01/161,990.65 = 33,104.21/x
  3. Step 3: Cross multiply
    107,973.01x = 161,990.65 × 33,104.21
  4. Step 4: Simplify right side
    107,973.01x = 5,362,571,540.85
  5. Step 5: Solve for x
    x = 5,362,571,540.85/107,973.01
  6. Step 6: Final answer
    x = 49,665.85

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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.