Home / 68,697.12-94,799.41-38,480.97

Finding the Fourth Proportional to 68,697.12, 94,799.41 and 38,480.97

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Solution

The fourth proportional to 68,697.12, 94,799.41 and 38,480.97 is: 53,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,697.12 : 94,799.41 = 38,480.97 : x
  2. Step 2: Convert to fraction form
    68,697.12/94,799.41 = 38,480.97/x
  3. Step 3: Cross multiply
    68,697.12x = 94,799.41 × 38,480.97
  4. Step 4: Simplify right side
    68,697.12x = 3,647,973,252.23
  5. Step 5: Solve for x
    x = 3,647,973,252.23/68,697.12
  6. Step 6: Final answer
    x = 53,102.27

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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.