Home / 68,577.44-94,638.66-40,277.48

Finding the Fourth Proportional to 68,577.44, 94,638.66 and 40,277.48

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Solution

The fourth proportional to 68,577.44, 94,638.66 and 40,277.48 is: 55,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,577.44 : 94,638.66 = 40,277.48 : x
  2. Step 2: Convert to fraction form
    68,577.44/94,638.66 = 40,277.48/x
  3. Step 3: Cross multiply
    68,577.44x = 94,638.66 × 40,277.48
  4. Step 4: Simplify right side
    68,577.44x = 3,811,806,735.38
  5. Step 5: Solve for x
    x = 3,811,806,735.38/68,577.44
  6. Step 6: Final answer
    x = 55,583.98

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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.