Home / 197,856.46-273,055.30-111,785.58

Finding the Fourth Proportional to 197,856.46, 273,055.30 and 111,785.58

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Solution

The fourth proportional to 197,856.46, 273,055.30 and 111,785.58 is: 154,271.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,856.46 : 273,055.30 = 111,785.58 : x
  2. Step 2: Convert to fraction form
    197,856.46/273,055.30 = 111,785.58/x
  3. Step 3: Cross multiply
    197,856.46x = 273,055.30 × 111,785.58
  4. Step 4: Simplify right side
    197,856.46x = 30,523,645,082.57
  5. Step 5: Solve for x
    x = 30,523,645,082.57/197,856.46
  6. Step 6: Final answer
    x = 154,271.66

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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.