Home / 68,741.08-94,858.18-40,441.32

Finding the Fourth Proportional to 68,741.08, 94,858.18 and 40,441.32

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Solution

The fourth proportional to 68,741.08, 94,858.18 and 40,441.32 is: 55,806.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,741.08 : 94,858.18 = 40,441.32 : x
  2. Step 2: Convert to fraction form
    68,741.08/94,858.18 = 40,441.32/x
  3. Step 3: Cross multiply
    68,741.08x = 94,858.18 × 40,441.32
  4. Step 4: Simplify right side
    68,741.08x = 3,836,190,012.00
  5. Step 5: Solve for x
    x = 3,836,190,012.00/68,741.08
  6. Step 6: Final answer
    x = 55,806.37

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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.