Home / 341,635.32-512,477.55-131,273.19

Finding the Fourth Proportional to 341,635.32, 512,477.55 and 131,273.19

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Solution

The fourth proportional to 341,635.32, 512,477.55 and 131,273.19 is: 196,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,635.32 : 512,477.55 = 131,273.19 : x
  2. Step 2: Convert to fraction form
    341,635.32/512,477.55 = 131,273.19/x
  3. Step 3: Cross multiply
    341,635.32x = 512,477.55 × 131,273.19
  4. Step 4: Simplify right side
    341,635.32x = 67,274,562,791.88
  5. Step 5: Solve for x
    x = 67,274,562,791.88/341,635.32
  6. Step 6: Final answer
    x = 196,919.23

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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.