Home / 197,955.57-273,114.47-111,906.24

Finding the Fourth Proportional to 197,955.57, 273,114.47 and 111,906.24

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Solution

The fourth proportional to 197,955.57, 273,114.47 and 111,906.24 is: 154,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,955.57 : 273,114.47 = 111,906.24 : x
  2. Step 2: Convert to fraction form
    197,955.57/273,114.47 = 111,906.24/x
  3. Step 3: Cross multiply
    197,955.57x = 273,114.47 × 111,906.24
  4. Step 4: Simplify right side
    197,955.57x = 30,563,212,053.41
  5. Step 5: Solve for x
    x = 30,563,212,053.41/197,955.57
  6. Step 6: Final answer
    x = 154,394.30

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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.