Home / 197,794.90-273,005.78-112,961.16

Finding the Fourth Proportional to 197,794.90, 273,005.78 and 112,961.16

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Solution

The fourth proportional to 197,794.90, 273,005.78 and 112,961.16 is: 155,914.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,794.90 : 273,005.78 = 112,961.16 : x
  2. Step 2: Convert to fraction form
    197,794.90/273,005.78 = 112,961.16/x
  3. Step 3: Cross multiply
    197,794.90x = 273,005.78 × 112,961.16
  4. Step 4: Simplify right side
    197,794.90x = 30,839,049,595.50
  5. Step 5: Solve for x
    x = 30,839,049,595.50/197,794.90
  6. Step 6: Final answer
    x = 155,914.28

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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.