Home / 197,358.08-295,610.66-103,667

Finding the Fourth Proportional to 197,358.08, 295,610.66 and 103,667

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Solution

The fourth proportional to 197,358.08, 295,610.66 and 103,667 is: 155,276.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,358.08 : 295,610.66 = 103,667 : x
  2. Step 2: Convert to fraction form
    197,358.08/295,610.66 = 103,667/x
  3. Step 3: Cross multiply
    197,358.08x = 295,610.66 × 103,667
  4. Step 4: Simplify right side
    197,358.08x = 30,645,069,771.89
  5. Step 5: Solve for x
    x = 30,645,069,771.89/197,358.08
  6. Step 6: Final answer
    x = 155,276.49

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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.