Home / 54,940.20-82,280.70-37,314.60

Finding the Fourth Proportional to 54,940.20, 82,280.70 and 37,314.60

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Solution

The fourth proportional to 54,940.20, 82,280.70 and 37,314.60 is: 55,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,940.20 : 82,280.70 = 37,314.60 : x
  2. Step 2: Convert to fraction form
    54,940.20/82,280.70 = 37,314.60/x
  3. Step 3: Cross multiply
    54,940.20x = 82,280.70 × 37,314.60
  4. Step 4: Simplify right side
    54,940.20x = 3,070,271,408.22
  5. Step 5: Solve for x
    x = 3,070,271,408.22/54,940.20
  6. Step 6: Final answer
    x = 55,883.88

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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.