Home / 198,194.66-273,507.24-107,548.32

Finding the Fourth Proportional to 198,194.66, 273,507.24 and 107,548.32

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Solution

The fourth proportional to 198,194.66, 273,507.24 and 107,548.32 is: 148,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,194.66 : 273,507.24 = 107,548.32 : x
  2. Step 2: Convert to fraction form
    198,194.66/273,507.24 = 107,548.32/x
  3. Step 3: Cross multiply
    198,194.66x = 273,507.24 × 107,548.32
  4. Step 4: Simplify right side
    198,194.66x = 29,415,244,169.84
  5. Step 5: Solve for x
    x = 29,415,244,169.84/198,194.66
  6. Step 6: Final answer
    x = 148,415.93

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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.