Home / 197,609.40-296,196.62-97,621.56

Finding the Fourth Proportional to 197,609.40, 296,196.62 and 97,621.56

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Solution

The fourth proportional to 197,609.40, 296,196.62 and 97,621.56 is: 146,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,609.40 : 296,196.62 = 97,621.56 : x
  2. Step 2: Convert to fraction form
    197,609.40/296,196.62 = 97,621.56/x
  3. Step 3: Cross multiply
    197,609.40x = 296,196.62 × 97,621.56
  4. Step 4: Simplify right side
    197,609.40x = 28,915,176,111.13
  5. Step 5: Solve for x
    x = 28,915,176,111.13/197,609.40
  6. Step 6: Final answer
    x = 146,324.90

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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.