Home / 196,797.64-271,577.34-111,912.76

Finding the Fourth Proportional to 196,797.64, 271,577.34 and 111,912.76

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Solution

The fourth proportional to 196,797.64, 271,577.34 and 111,912.76 is: 154,437.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,797.64 : 271,577.34 = 111,912.76 : x
  2. Step 2: Convert to fraction form
    196,797.64/271,577.34 = 111,912.76/x
  3. Step 3: Cross multiply
    196,797.64x = 271,577.34 × 111,912.76
  4. Step 4: Simplify right side
    196,797.64x = 30,392,969,672.86
  5. Step 5: Solve for x
    x = 30,392,969,672.86/196,797.64
  6. Step 6: Final answer
    x = 154,437.67

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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.