Home / 188,247.64-259,782.60-107,676.04

Finding the Fourth Proportional to 188,247.64, 259,782.60 and 107,676.04

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Solution

The fourth proportional to 188,247.64, 259,782.60 and 107,676.04 is: 148,593.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,247.64 : 259,782.60 = 107,676.04 : x
  2. Step 2: Convert to fraction form
    188,247.64/259,782.60 = 107,676.04/x
  3. Step 3: Cross multiply
    188,247.64x = 259,782.60 × 107,676.04
  4. Step 4: Simplify right side
    188,247.64x = 27,972,361,628.90
  5. Step 5: Solve for x
    x = 27,972,361,628.90/188,247.64
  6. Step 6: Final answer
    x = 148,593.43

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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.