Home / 188,984.45-260,799.24-104,101.31

Finding the Fourth Proportional to 188,984.45, 260,799.24 and 104,101.31

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Solution

The fourth proportional to 188,984.45, 260,799.24 and 104,101.31 is: 143,660.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,984.45 : 260,799.24 = 104,101.31 : x
  2. Step 2: Convert to fraction form
    188,984.45/260,799.24 = 104,101.31/x
  3. Step 3: Cross multiply
    188,984.45x = 260,799.24 × 104,101.31
  4. Step 4: Simplify right side
    188,984.45x = 27,149,542,531.00
  5. Step 5: Solve for x
    x = 27,149,542,531.00/188,984.45
  6. Step 6: Final answer
    x = 143,660.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.