Home / 54,260.76-81,410.72-28,933.64

Finding the Fourth Proportional to 54,260.76, 81,410.72 and 28,933.64

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Solution

The fourth proportional to 54,260.76, 81,410.72 and 28,933.64 is: 43,410.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,260.76 : 81,410.72 = 28,933.64 : x
  2. Step 2: Convert to fraction form
    54,260.76/81,410.72 = 28,933.64/x
  3. Step 3: Cross multiply
    54,260.76x = 81,410.72 × 28,933.64
  4. Step 4: Simplify right side
    54,260.76x = 2,355,507,912.90
  5. Step 5: Solve for x
    x = 2,355,507,912.90/54,260.76
  6. Step 6: Final answer
    x = 43,410.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.