Home / 57,914.16-79,921.92-32,768.64

Finding the Fourth Proportional to 57,914.16, 79,921.92 and 32,768.64

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Solution

The fourth proportional to 57,914.16, 79,921.92 and 32,768.64 is: 45,220.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,914.16 : 79,921.92 = 32,768.64 : x
  2. Step 2: Convert to fraction form
    57,914.16/79,921.92 = 32,768.64/x
  3. Step 3: Cross multiply
    57,914.16x = 79,921.92 × 32,768.64
  4. Step 4: Simplify right side
    57,914.16x = 2,618,932,624.59
  5. Step 5: Solve for x
    x = 2,618,932,624.59/57,914.16
  6. Step 6: Final answer
    x = 45,220.94

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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.