Home / 54,878.40-82,317.60-37,163.70

Finding the Fourth Proportional to 54,878.40, 82,317.60 and 37,163.70

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Solution

The fourth proportional to 54,878.40, 82,317.60 and 37,163.70 is: 55,745.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,878.40 : 82,317.60 = 37,163.70 : x
  2. Step 2: Convert to fraction form
    54,878.40/82,317.60 = 37,163.70/x
  3. Step 3: Cross multiply
    54,878.40x = 82,317.60 × 37,163.70
  4. Step 4: Simplify right side
    54,878.40x = 3,059,226,591.12
  5. Step 5: Solve for x
    x = 3,059,226,591.12/54,878.40
  6. Step 6: Final answer
    x = 55,745.55

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1.5x scale

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.