Home / 198,219.03-273,542.41-107,574.97

Finding the Fourth Proportional to 198,219.03, 273,542.41 and 107,574.97

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Solution

The fourth proportional to 198,219.03, 273,542.41 and 107,574.97 is: 148,453.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,219.03 : 273,542.41 = 107,574.97 : x
  2. Step 2: Convert to fraction form
    198,219.03/273,542.41 = 107,574.97/x
  3. Step 3: Cross multiply
    198,219.03x = 273,542.41 × 107,574.97
  4. Step 4: Simplify right side
    198,219.03x = 29,426,316,011.60
  5. Step 5: Solve for x
    x = 29,426,316,011.60/198,219.03
  6. Step 6: Final answer
    x = 148,453.54

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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.