Home / 74,834.26-103,273.70-42,568.04

Finding the Fourth Proportional to 74,834.26, 103,273.70 and 42,568.04

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Solution

The fourth proportional to 74,834.26, 103,273.70 and 42,568.04 is: 58,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,834.26 : 103,273.70 = 42,568.04 : x
  2. Step 2: Convert to fraction form
    74,834.26/103,273.70 = 42,568.04/x
  3. Step 3: Cross multiply
    74,834.26x = 103,273.70 × 42,568.04
  4. Step 4: Simplify right side
    74,834.26x = 4,396,158,992.55
  5. Step 5: Solve for x
    x = 4,396,158,992.55/74,834.26
  6. Step 6: Final answer
    x = 58,745.27

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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.