Home / 197,882.48-273,068.04-111,843.20

Finding the Fourth Proportional to 197,882.48, 273,068.04 and 111,843.20

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Solution

The fourth proportional to 197,882.48, 273,068.04 and 111,843.20 is: 154,338.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,882.48 : 273,068.04 = 111,843.20 : x
  2. Step 2: Convert to fraction form
    197,882.48/273,068.04 = 111,843.20/x
  3. Step 3: Cross multiply
    197,882.48x = 273,068.04 × 111,843.20
  4. Step 4: Simplify right side
    197,882.48x = 30,540,803,411.33
  5. Step 5: Solve for x
    x = 30,540,803,411.33/197,882.48
  6. Step 6: Final answer
    x = 154,338.09

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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.