Home / 188,160.06-259,782.48-116,616

Finding the Fourth Proportional to 188,160.06, 259,782.48 and 116,616

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Solution

The fourth proportional to 188,160.06, 259,782.48 and 116,616 is: 161,005.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,160.06 : 259,782.48 = 116,616 : x
  2. Step 2: Convert to fraction form
    188,160.06/259,782.48 = 116,616/x
  3. Step 3: Cross multiply
    188,160.06x = 259,782.48 × 116,616
  4. Step 4: Simplify right side
    188,160.06x = 30,294,793,687.68
  5. Step 5: Solve for x
    x = 30,294,793,687.68/188,160.06
  6. Step 6: Final answer
    x = 161,005.44

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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.