Home / 198,429.23-273,727.36-125,703.83

Finding the Fourth Proportional to 198,429.23, 273,727.36 and 125,703.83

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Solution

The fourth proportional to 198,429.23, 273,727.36 and 125,703.83 is: 173,404.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,429.23 : 273,727.36 = 125,703.83 : x
  2. Step 2: Convert to fraction form
    198,429.23/273,727.36 = 125,703.83/x
  3. Step 3: Cross multiply
    198,429.23x = 273,727.36 × 125,703.83
  4. Step 4: Simplify right side
    198,429.23x = 34,408,577,527.79
  5. Step 5: Solve for x
    x = 34,408,577,527.79/198,429.23
  6. Step 6: Final answer
    x = 173,404.78

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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.