Home / 197,086.56-271,898.94-145,527.22

Finding the Fourth Proportional to 197,086.56, 271,898.94 and 145,527.22

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Solution

The fourth proportional to 197,086.56, 271,898.94 and 145,527.22 is: 200,768.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,086.56 : 271,898.94 = 145,527.22 : x
  2. Step 2: Convert to fraction form
    197,086.56/271,898.94 = 145,527.22/x
  3. Step 3: Cross multiply
    197,086.56x = 271,898.94 × 145,527.22
  4. Step 4: Simplify right side
    197,086.56x = 39,568,696,859.15
  5. Step 5: Solve for x
    x = 39,568,696,859.15/197,086.56
  6. Step 6: Final answer
    x = 200,768.11

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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.