Home / 57,134.70-78,850.26-32,939.60

Finding the Fourth Proportional to 57,134.70, 78,850.26 and 32,939.60

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Solution

The fourth proportional to 57,134.70, 78,850.26 and 32,939.60 is: 45,459.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,134.70 : 78,850.26 = 32,939.60 : x
  2. Step 2: Convert to fraction form
    57,134.70/78,850.26 = 32,939.60/x
  3. Step 3: Cross multiply
    57,134.70x = 78,850.26 × 32,939.60
  4. Step 4: Simplify right side
    57,134.70x = 2,597,295,630.04
  5. Step 5: Solve for x
    x = 2,597,295,630.04/57,134.70
  6. Step 6: Final answer
    x = 45,459.16

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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.