Home / 197,078.40-295,617.60-134,092.80

Finding the Fourth Proportional to 197,078.40, 295,617.60 and 134,092.80

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Solution

The fourth proportional to 197,078.40, 295,617.60 and 134,092.80 is: 201,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,078.40 : 295,617.60 = 134,092.80 : x
  2. Step 2: Convert to fraction form
    197,078.40/295,617.60 = 134,092.80/x
  3. Step 3: Cross multiply
    197,078.40x = 295,617.60 × 134,092.80
  4. Step 4: Simplify right side
    197,078.40x = 39,640,191,713.28
  5. Step 5: Solve for x
    x = 39,640,191,713.28/197,078.40
  6. Step 6: Final answer
    x = 201,139.20

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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.