Home / 69,255.03-103,776.84-41,119.68

Finding the Fourth Proportional to 69,255.03, 103,776.84 and 41,119.68

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Solution

The fourth proportional to 69,255.03, 103,776.84 and 41,119.68 is: 61,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,255.03 : 103,776.84 = 41,119.68 : x
  2. Step 2: Convert to fraction form
    69,255.03/103,776.84 = 41,119.68/x
  3. Step 3: Cross multiply
    69,255.03x = 103,776.84 × 41,119.68
  4. Step 4: Simplify right side
    69,255.03x = 4,267,270,452.21
  5. Step 5: Solve for x
    x = 4,267,270,452.21/69,255.03
  6. Step 6: Final answer
    x = 61,616.76

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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.