Home / 197,789.85-296,457.11-98,015.57

Finding the Fourth Proportional to 197,789.85, 296,457.11 and 98,015.57

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Solution

The fourth proportional to 197,789.85, 296,457.11 and 98,015.57 is: 146,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,789.85 : 296,457.11 = 98,015.57 : x
  2. Step 2: Convert to fraction form
    197,789.85/296,457.11 = 98,015.57/x
  3. Step 3: Cross multiply
    197,789.85x = 296,457.11 × 98,015.57
  4. Step 4: Simplify right side
    197,789.85x = 29,057,412,675.45
  5. Step 5: Solve for x
    x = 29,057,412,675.45/197,789.85
  6. Step 6: Final answer
    x = 146,910.53

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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.