Home / 197,999.19-273,253.37-113,114.43

Finding the Fourth Proportional to 197,999.19, 273,253.37 and 113,114.43

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Solution

The fourth proportional to 197,999.19, 273,253.37 and 113,114.43 is: 156,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,999.19 : 273,253.37 = 113,114.43 : x
  2. Step 2: Convert to fraction form
    197,999.19/273,253.37 = 113,114.43/x
  3. Step 3: Cross multiply
    197,999.19x = 273,253.37 × 113,114.43
  4. Step 4: Simplify right side
    197,999.19x = 30,908,898,627.56
  5. Step 5: Solve for x
    x = 30,908,898,627.56/197,999.19
  6. Step 6: Final answer
    x = 156,106.19

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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.