Home / 69,899.27-104,745.23-51,340.55

Finding the Fourth Proportional to 69,899.27, 104,745.23 and 51,340.55

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Solution

The fourth proportional to 69,899.27, 104,745.23 and 51,340.55 is: 76,934.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,899.27 : 104,745.23 = 51,340.55 : x
  2. Step 2: Convert to fraction form
    69,899.27/104,745.23 = 51,340.55/x
  3. Step 3: Cross multiply
    69,899.27x = 104,745.23 × 51,340.55
  4. Step 4: Simplify right side
    69,899.27x = 5,377,676,937.65
  5. Step 5: Solve for x
    x = 5,377,676,937.65/69,899.27
  6. Step 6: Final answer
    x = 76,934.67

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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.