Home / 197,783.85-296,675.78-131,353.72

Finding the Fourth Proportional to 197,783.85, 296,675.78 and 131,353.72

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Solution

The fourth proportional to 197,783.85, 296,675.78 and 131,353.72 is: 197,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,783.85 : 296,675.78 = 131,353.72 : x
  2. Step 2: Convert to fraction form
    197,783.85/296,675.78 = 131,353.72/x
  3. Step 3: Cross multiply
    197,783.85x = 296,675.78 × 131,353.72
  4. Step 4: Simplify right side
    197,783.85x = 38,969,467,336.90
  5. Step 5: Solve for x
    x = 38,969,467,336.90/197,783.85
  6. Step 6: Final answer
    x = 197,030.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.