Home / 68,198.55-94,109.81-37,982.31

Finding the Fourth Proportional to 68,198.55, 94,109.81 and 37,982.31

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Solution

The fourth proportional to 68,198.55, 94,109.81 and 37,982.31 is: 52,413.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,198.55 : 94,109.81 = 37,982.31 : x
  2. Step 2: Convert to fraction form
    68,198.55/94,109.81 = 37,982.31/x
  3. Step 3: Cross multiply
    68,198.55x = 94,109.81 × 37,982.31
  4. Step 4: Simplify right side
    68,198.55x = 3,574,507,977.46
  5. Step 5: Solve for x
    x = 3,574,507,977.46/68,198.55
  6. Step 6: Final answer
    x = 52,413.25

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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.