Home / 69,500.80-104,252.16-49,945.60

Finding the Fourth Proportional to 69,500.80, 104,252.16 and 49,945.60

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Solution

The fourth proportional to 69,500.80, 104,252.16 and 49,945.60 is: 74,919.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,500.80 : 104,252.16 = 49,945.60 : x
  2. Step 2: Convert to fraction form
    69,500.80/104,252.16 = 49,945.60/x
  3. Step 3: Cross multiply
    69,500.80x = 104,252.16 × 49,945.60
  4. Step 4: Simplify right side
    69,500.80x = 5,206,936,682.50
  5. Step 5: Solve for x
    x = 5,206,936,682.50/69,500.80
  6. Step 6: Final answer
    x = 74,919.09

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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.