Home / 197,060.27-271,956.95-112,177.32

Finding the Fourth Proportional to 197,060.27, 271,956.95 and 112,177.32

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Solution

The fourth proportional to 197,060.27, 271,956.95 and 112,177.32 is: 154,812.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,060.27 : 271,956.95 = 112,177.32 : x
  2. Step 2: Convert to fraction form
    197,060.27/271,956.95 = 112,177.32/x
  3. Step 3: Cross multiply
    197,060.27x = 271,956.95 × 112,177.32
  4. Step 4: Simplify right side
    197,060.27x = 30,507,401,245.49
  5. Step 5: Solve for x
    x = 30,507,401,245.49/197,060.27
  6. Step 6: Final answer
    x = 154,812.55

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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.