Home / 68,520.96-94,544.64-43,361.28

Finding the Fourth Proportional to 68,520.96, 94,544.64 and 43,361.28

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Solution

The fourth proportional to 68,520.96, 94,544.64 and 43,361.28 is: 59,829.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,520.96 : 94,544.64 = 43,361.28 : x
  2. Step 2: Convert to fraction form
    68,520.96/94,544.64 = 43,361.28/x
  3. Step 3: Cross multiply
    68,520.96x = 94,544.64 × 43,361.28
  4. Step 4: Simplify right side
    68,520.96x = 4,099,576,607.54
  5. Step 5: Solve for x
    x = 4,099,576,607.54/68,520.96
  6. Step 6: Final answer
    x = 59,829.53

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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.