Home / 68,067.91-93,942.09-41,219.76

Finding the Fourth Proportional to 68,067.91, 93,942.09 and 41,219.76

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Solution

The fourth proportional to 68,067.91, 93,942.09 and 41,219.76 is: 56,888.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,067.91 : 93,942.09 = 41,219.76 : x
  2. Step 2: Convert to fraction form
    68,067.91/93,942.09 = 41,219.76/x
  3. Step 3: Cross multiply
    68,067.91x = 93,942.09 × 41,219.76
  4. Step 4: Simplify right side
    68,067.91x = 3,872,270,403.70
  5. Step 5: Solve for x
    x = 3,872,270,403.70/68,067.91
  6. Step 6: Final answer
    x = 56,888.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.