Home / 68,028.21-93,920.94-43,837.70

Finding the Fourth Proportional to 68,028.21, 93,920.94 and 43,837.70

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Solution

The fourth proportional to 68,028.21, 93,920.94 and 43,837.70 is: 60,523.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,028.21 : 93,920.94 = 43,837.70 : x
  2. Step 2: Convert to fraction form
    68,028.21/93,920.94 = 43,837.70/x
  3. Step 3: Cross multiply
    68,028.21x = 93,920.94 × 43,837.70
  4. Step 4: Simplify right side
    68,028.21x = 4,117,277,521.83
  5. Step 5: Solve for x
    x = 4,117,277,521.83/68,028.21
  6. Step 6: Final answer
    x = 60,523.09

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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.