Home / 69,152.25-103,705.23-27,021.39

Finding the Fourth Proportional to 69,152.25, 103,705.23 and 27,021.39

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Solution

The fourth proportional to 69,152.25, 103,705.23 and 27,021.39 is: 40,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,152.25 : 103,705.23 = 27,021.39 : x
  2. Step 2: Convert to fraction form
    69,152.25/103,705.23 = 27,021.39/x
  3. Step 3: Cross multiply
    69,152.25x = 103,705.23 × 27,021.39
  4. Step 4: Simplify right side
    69,152.25x = 2,802,259,464.87
  5. Step 5: Solve for x
    x = 2,802,259,464.87/69,152.25
  6. Step 6: Final answer
    x = 40,523.04

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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.