Home / 179,540.12-247,750.80-104,093.48

Finding the Fourth Proportional to 179,540.12, 247,750.80 and 104,093.48

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Solution

The fourth proportional to 179,540.12, 247,750.80 and 104,093.48 is: 143,640.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,540.12 : 247,750.80 = 104,093.48 : x
  2. Step 2: Convert to fraction form
    179,540.12/247,750.80 = 104,093.48/x
  3. Step 3: Cross multiply
    179,540.12x = 247,750.80 × 104,093.48
  4. Step 4: Simplify right side
    179,540.12x = 25,789,242,944.78
  5. Step 5: Solve for x
    x = 25,789,242,944.78/179,540.12
  6. Step 6: Final answer
    x = 143,640.56

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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.