Home / 165,767.37-248,650.83-76,972.32

Finding the Fourth Proportional to 165,767.37, 248,650.83 and 76,972.32

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Solution

The fourth proportional to 165,767.37, 248,650.83 and 76,972.32 is: 115,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,767.37 : 248,650.83 = 76,972.32 : x
  2. Step 2: Convert to fraction form
    165,767.37/248,650.83 = 76,972.32/x
  3. Step 3: Cross multiply
    165,767.37x = 248,650.83 × 76,972.32
  4. Step 4: Simplify right side
    165,767.37x = 19,139,231,255.03
  5. Step 5: Solve for x
    x = 19,139,231,255.03/165,767.37
  6. Step 6: Final answer
    x = 115,458.38

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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.