Home / 197,974.64-273,244.70-117,446.87

Finding the Fourth Proportional to 197,974.64, 273,244.70 and 117,446.87

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Solution

The fourth proportional to 197,974.64, 273,244.70 and 117,446.87 is: 162,100.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,974.64 : 273,244.70 = 117,446.87 : x
  2. Step 2: Convert to fraction form
    197,974.64/273,244.70 = 117,446.87/x
  3. Step 3: Cross multiply
    197,974.64x = 273,244.70 × 117,446.87
  4. Step 4: Simplify right side
    197,974.64x = 32,091,733,686.48
  5. Step 5: Solve for x
    x = 32,091,733,686.48/197,974.64
  6. Step 6: Final answer
    x = 162,100.23

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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.