Home / 57,004.20-85,506.30-33,384.60

Finding the Fourth Proportional to 57,004.20, 85,506.30 and 33,384.60

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Solution

The fourth proportional to 57,004.20, 85,506.30 and 33,384.60 is: 50,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,004.20 : 85,506.30 = 33,384.60 : x
  2. Step 2: Convert to fraction form
    57,004.20/85,506.30 = 33,384.60/x
  3. Step 3: Cross multiply
    57,004.20x = 85,506.30 × 33,384.60
  4. Step 4: Simplify right side
    57,004.20x = 2,854,593,622.98
  5. Step 5: Solve for x
    x = 2,854,593,622.98/57,004.20
  6. Step 6: Final answer
    x = 50,076.90

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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.