Home / 188,975.31-260,786.64-104,092.17

Finding the Fourth Proportional to 188,975.31, 260,786.64 and 104,092.17

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Solution

The fourth proportional to 188,975.31, 260,786.64 and 104,092.17 is: 143,647.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,975.31 : 260,786.64 = 104,092.17 : x
  2. Step 2: Convert to fraction form
    188,975.31/260,786.64 = 104,092.17/x
  3. Step 3: Cross multiply
    188,975.31x = 260,786.64 × 104,092.17
  4. Step 4: Simplify right side
    188,975.31x = 27,145,847,264.61
  5. Step 5: Solve for x
    x = 27,145,847,264.61/188,975.31
  6. Step 6: Final answer
    x = 143,647.59

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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.