Home / 197,964.19-273,126.31-111,914.83

Finding the Fourth Proportional to 197,964.19, 273,126.31 and 111,914.83

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Solution

The fourth proportional to 197,964.19, 273,126.31 and 111,914.83 is: 154,406.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,964.19 : 273,126.31 = 111,914.83 : x
  2. Step 2: Convert to fraction form
    197,964.19/273,126.31 = 111,914.83/x
  3. Step 3: Cross multiply
    197,964.19x = 273,126.31 × 111,914.83
  4. Step 4: Simplify right side
    197,964.19x = 30,566,884,552.18
  5. Step 5: Solve for x
    x = 30,566,884,552.18/197,964.19
  6. Step 6: Final answer
    x = 154,406.13

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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.