Home / 197,862.48-273,040.56-111,823.20

Finding the Fourth Proportional to 197,862.48, 273,040.56 and 111,823.20

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Solution

The fourth proportional to 197,862.48, 273,040.56 and 111,823.20 is: 154,310.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,862.48 : 273,040.56 = 111,823.20 : x
  2. Step 2: Convert to fraction form
    197,862.48/273,040.56 = 111,823.20/x
  3. Step 3: Cross multiply
    197,862.48x = 273,040.56 × 111,823.20
  4. Step 4: Simplify right side
    197,862.48x = 30,532,269,148.99
  5. Step 5: Solve for x
    x = 30,532,269,148.99/197,862.48
  6. Step 6: Final answer
    x = 154,310.56

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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.