Home / 197,835.06-273,025.78-111,764.19

Finding the Fourth Proportional to 197,835.06, 273,025.78 and 111,764.19

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Solution

The fourth proportional to 197,835.06, 273,025.78 and 111,764.19 is: 154,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,835.06 : 273,025.78 = 111,764.19 : x
  2. Step 2: Convert to fraction form
    197,835.06/273,025.78 = 111,764.19/x
  3. Step 3: Cross multiply
    197,835.06x = 273,025.78 × 111,764.19
  4. Step 4: Simplify right side
    197,835.06x = 30,514,504,871.41
  5. Step 5: Solve for x
    x = 30,514,504,871.41/197,835.06
  6. Step 6: Final answer
    x = 154,242.15

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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.