Home / 197,289.54-272,286.23-111,266.22

Finding the Fourth Proportional to 197,289.54, 272,286.23 and 111,266.22

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Solution

The fourth proportional to 197,289.54, 272,286.23 and 111,266.22 is: 153,562.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,289.54 : 272,286.23 = 111,266.22 : x
  2. Step 2: Convert to fraction form
    197,289.54/272,286.23 = 111,266.22/x
  3. Step 3: Cross multiply
    197,289.54x = 272,286.23 × 111,266.22
  4. Step 4: Simplify right side
    197,289.54x = 30,296,259,570.15
  5. Step 5: Solve for x
    x = 30,296,259,570.15/197,289.54
  6. Step 6: Final answer
    x = 153,562.42

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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.