Home / 107,621.92-161,438.62-32,736.34

Finding the Fourth Proportional to 107,621.92, 161,438.62 and 32,736.34

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Solution

The fourth proportional to 107,621.92, 161,438.62 and 32,736.34 is: 49,106.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,621.92 : 161,438.62 = 32,736.34 : x
  2. Step 2: Convert to fraction form
    107,621.92/161,438.62 = 32,736.34/x
  3. Step 3: Cross multiply
    107,621.92x = 161,438.62 × 32,736.34
  4. Step 4: Simplify right side
    107,621.92x = 5,284,909,553.45
  5. Step 5: Solve for x
    x = 5,284,909,553.45/107,621.92
  6. Step 6: Final answer
    x = 49,106.26

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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.