Home / 198,229.36-273,558.56-107,586.16

Finding the Fourth Proportional to 198,229.36, 273,558.56 and 107,586.16

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Solution

The fourth proportional to 198,229.36, 273,558.56 and 107,586.16 is: 148,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,229.36 : 273,558.56 = 107,586.16 : x
  2. Step 2: Convert to fraction form
    198,229.36/273,558.56 = 107,586.16/x
  3. Step 3: Cross multiply
    198,229.36x = 273,558.56 × 107,586.16
  4. Step 4: Simplify right side
    198,229.36x = 29,431,115,005.53
  5. Step 5: Solve for x
    x = 29,431,115,005.53/198,229.36
  6. Step 6: Final answer
    x = 148,470.01

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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.