Home / 54,777.44-75,591.46-30,902.24

Finding the Fourth Proportional to 54,777.44, 75,591.46 and 30,902.24

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Solution

The fourth proportional to 54,777.44, 75,591.46 and 30,902.24 is: 42,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,777.44 : 75,591.46 = 30,902.24 : x
  2. Step 2: Convert to fraction form
    54,777.44/75,591.46 = 30,902.24/x
  3. Step 3: Cross multiply
    54,777.44x = 75,591.46 × 30,902.24
  4. Step 4: Simplify right side
    54,777.44x = 2,335,945,438.87
  5. Step 5: Solve for x
    x = 2,335,945,438.87/54,777.44
  6. Step 6: Final answer
    x = 42,644.30

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1.5x scale

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.