Home / 57,119.10-85,612.41-33,765.18

Finding the Fourth Proportional to 57,119.10, 85,612.41 and 33,765.18

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Solution

The fourth proportional to 57,119.10, 85,612.41 and 33,765.18 is: 50,608.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,119.10 : 85,612.41 = 33,765.18 : x
  2. Step 2: Convert to fraction form
    57,119.10/85,612.41 = 33,765.18/x
  3. Step 3: Cross multiply
    57,119.10x = 85,612.41 × 33,765.18
  4. Step 4: Simplify right side
    57,119.10x = 2,890,718,433.88
  5. Step 5: Solve for x
    x = 2,890,718,433.88/57,119.10
  6. Step 6: Final answer
    x = 50,608.61

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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.