Home / 69,181.20-94,847.33-67,920.06

Finding the Fourth Proportional to 69,181.20, 94,847.33 and 67,920.06

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Solution

The fourth proportional to 69,181.20, 94,847.33 and 67,920.06 is: 93,118.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,181.20 : 94,847.33 = 67,920.06 : x
  2. Step 2: Convert to fraction form
    69,181.20/94,847.33 = 67,920.06/x
  3. Step 3: Cross multiply
    69,181.20x = 94,847.33 × 67,920.06
  4. Step 4: Simplify right side
    69,181.20x = 6,442,036,344.44
  5. Step 5: Solve for x
    x = 6,442,036,344.44/69,181.20
  6. Step 6: Final answer
    x = 93,118.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.