Home / 69,975.54-104,890.41-30,522.06

Finding the Fourth Proportional to 69,975.54, 104,890.41 and 30,522.06

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Solution

The fourth proportional to 69,975.54, 104,890.41 and 30,522.06 is: 45,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,975.54 : 104,890.41 = 30,522.06 : x
  2. Step 2: Convert to fraction form
    69,975.54/104,890.41 = 30,522.06/x
  3. Step 3: Cross multiply
    69,975.54x = 104,890.41 × 30,522.06
  4. Step 4: Simplify right side
    69,975.54x = 3,201,471,387.44
  5. Step 5: Solve for x
    x = 3,201,471,387.44/69,975.54
  6. Step 6: Final answer
    x = 45,751.29

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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.