Home / 104,786.23-157,179.40-34,665.54

Finding the Fourth Proportional to 104,786.23, 157,179.40 and 34,665.54

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Solution

The fourth proportional to 104,786.23, 157,179.40 and 34,665.54 is: 51,998.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,786.23 : 157,179.40 = 34,665.54 : x
  2. Step 2: Convert to fraction form
    104,786.23/157,179.40 = 34,665.54/x
  3. Step 3: Cross multiply
    104,786.23x = 157,179.40 × 34,665.54
  4. Step 4: Simplify right side
    104,786.23x = 5,448,708,777.88
  5. Step 5: Solve for x
    x = 5,448,708,777.88/104,786.23
  6. Step 6: Final answer
    x = 51,998.33

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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.