Home / 197,783.20-296,473.20-97,789.60

Finding the Fourth Proportional to 197,783.20, 296,473.20 and 97,789.60

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Solution

The fourth proportional to 197,783.20, 296,473.20 and 97,789.60 is: 146,584.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,783.20 : 296,473.20 = 97,789.60 : x
  2. Step 2: Convert to fraction form
    197,783.20/296,473.20 = 97,789.60/x
  3. Step 3: Cross multiply
    197,783.20x = 296,473.20 × 97,789.60
  4. Step 4: Simplify right side
    197,783.20x = 28,991,995,638.72
  5. Step 5: Solve for x
    x = 28,991,995,638.72/197,783.20
  6. Step 6: Final answer
    x = 146,584.72

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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.