Home / 197,720.20-296,627.19-64,600.21

Finding the Fourth Proportional to 197,720.20, 296,627.19 and 64,600.21

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Solution

The fourth proportional to 197,720.20, 296,627.19 and 64,600.21 is: 96,915.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,720.20 : 296,627.19 = 64,600.21 : x
  2. Step 2: Convert to fraction form
    197,720.20/296,627.19 = 64,600.21/x
  3. Step 3: Cross multiply
    197,720.20x = 296,627.19 × 64,600.21
  4. Step 4: Simplify right side
    197,720.20x = 19,162,178,765.71
  5. Step 5: Solve for x
    x = 19,162,178,765.71/197,720.20
  6. Step 6: Final answer
    x = 96,915.64

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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.