Home / 150,166.16-207,229.80-82,181.60

Finding the Fourth Proportional to 150,166.16, 207,229.80 and 82,181.60

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Solution

The fourth proportional to 150,166.16, 207,229.80 and 82,181.60 is: 113,410.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,166.16 : 207,229.80 = 82,181.60 : x
  2. Step 2: Convert to fraction form
    150,166.16/207,229.80 = 82,181.60/x
  3. Step 3: Cross multiply
    150,166.16x = 207,229.80 × 82,181.60
  4. Step 4: Simplify right side
    150,166.16x = 17,030,476,531.68
  5. Step 5: Solve for x
    x = 17,030,476,531.68/150,166.16
  6. Step 6: Final answer
    x = 113,410.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.