Home / 198,190.66-273,501.72-107,544.32

Finding the Fourth Proportional to 198,190.66, 273,501.72 and 107,544.32

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Solution

The fourth proportional to 198,190.66, 273,501.72 and 107,544.32 is: 148,410.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,190.66 : 273,501.72 = 107,544.32 : x
  2. Step 2: Convert to fraction form
    198,190.66/273,501.72 = 107,544.32/x
  3. Step 3: Cross multiply
    198,190.66x = 273,501.72 × 107,544.32
  4. Step 4: Simplify right side
    198,190.66x = 29,413,556,456.82
  5. Step 5: Solve for x
    x = 29,413,556,456.82/198,190.66
  6. Step 6: Final answer
    x = 148,410.41

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1.5x scale

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.