Home / 197,963.36-273,125.21-111,914.03

Finding the Fourth Proportional to 197,963.36, 273,125.21 and 111,914.03

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Solution

The fourth proportional to 197,963.36, 273,125.21 and 111,914.03 is: 154,405.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,963.36 : 273,125.21 = 111,914.03 : x
  2. Step 2: Convert to fraction form
    197,963.36/273,125.21 = 111,914.03/x
  3. Step 3: Cross multiply
    197,963.36x = 273,125.21 × 111,914.03
  4. Step 4: Simplify right side
    197,963.36x = 30,566,541,020.50
  5. Step 5: Solve for x
    x = 30,566,541,020.50/197,963.36
  6. Step 6: Final answer
    x = 154,405.05

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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.