Home / 62,579.25-86,361.39-34,286.76

Finding the Fourth Proportional to 62,579.25, 86,361.39 and 34,286.76

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Solution

The fourth proportional to 62,579.25, 86,361.39 and 34,286.76 is: 47,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,579.25 : 86,361.39 = 34,286.76 : x
  2. Step 2: Convert to fraction form
    62,579.25/86,361.39 = 34,286.76/x
  3. Step 3: Cross multiply
    62,579.25x = 86,361.39 × 34,286.76
  4. Step 4: Simplify right side
    62,579.25x = 2,961,052,252.20
  5. Step 5: Solve for x
    x = 2,961,052,252.20/62,579.25
  6. Step 6: Final answer
    x = 47,316.84

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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.