Home / 69,137.96-103,728.46-24,765.09

Finding the Fourth Proportional to 69,137.96, 103,728.46 and 24,765.09

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Solution

The fourth proportional to 69,137.96, 103,728.46 and 24,765.09 is: 37,155.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,137.96 : 103,728.46 = 24,765.09 : x
  2. Step 2: Convert to fraction form
    69,137.96/103,728.46 = 24,765.09/x
  3. Step 3: Cross multiply
    69,137.96x = 103,728.46 × 24,765.09
  4. Step 4: Simplify right side
    69,137.96x = 2,568,844,647.46
  5. Step 5: Solve for x
    x = 2,568,844,647.46/69,137.96
  6. Step 6: Final answer
    x = 37,155.34

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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.