Home / 198,192.07-273,503.66-107,545.73

Finding the Fourth Proportional to 198,192.07, 273,503.66 and 107,545.73

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Solution

The fourth proportional to 198,192.07, 273,503.66 and 107,545.73 is: 148,412.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,192.07 : 273,503.66 = 107,545.73 : x
  2. Step 2: Convert to fraction form
    198,192.07/273,503.66 = 107,545.73/x
  3. Step 3: Cross multiply
    198,192.07x = 273,503.66 × 107,545.73
  4. Step 4: Simplify right side
    198,192.07x = 29,414,150,772.37
  5. Step 5: Solve for x
    x = 29,414,150,772.37/198,192.07
  6. Step 6: Final answer
    x = 148,412.35

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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.