Home / 197,390.40-296,085.60-134,404.80

Finding the Fourth Proportional to 197,390.40, 296,085.60 and 134,404.80

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Solution

The fourth proportional to 197,390.40, 296,085.60 and 134,404.80 is: 201,607.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,390.40 : 296,085.60 = 134,404.80 : x
  2. Step 2: Convert to fraction form
    197,390.40/296,085.60 = 134,404.80/x
  3. Step 3: Cross multiply
    197,390.40x = 296,085.60 × 134,404.80
  4. Step 4: Simplify right side
    197,390.40x = 39,795,325,850.88
  5. Step 5: Solve for x
    x = 39,795,325,850.88/197,390.40
  6. Step 6: Final answer
    x = 201,607.20

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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.