Home / 198,548.16-273,997.92-107,904.48

Finding the Fourth Proportional to 198,548.16, 273,997.92 and 107,904.48

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Solution

The fourth proportional to 198,548.16, 273,997.92 and 107,904.48 is: 148,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,548.16 : 273,997.92 = 107,904.48 : x
  2. Step 2: Convert to fraction form
    198,548.16/273,997.92 = 107,904.48/x
  3. Step 3: Cross multiply
    198,548.16x = 273,997.92 × 107,904.48
  4. Step 4: Simplify right side
    198,548.16x = 29,565,603,078.68
  5. Step 5: Solve for x
    x = 29,565,603,078.68/198,548.16
  6. Step 6: Final answer
    x = 148,908.98

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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.