Home / 57,964.43-86,946.84-20,524.52

Finding the Fourth Proportional to 57,964.43, 86,946.84 and 20,524.52

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Solution

The fourth proportional to 57,964.43, 86,946.84 and 20,524.52 is: 30,786.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,964.43 : 86,946.84 = 20,524.52 : x
  2. Step 2: Convert to fraction form
    57,964.43/86,946.84 = 20,524.52/x
  3. Step 3: Cross multiply
    57,964.43x = 86,946.84 × 20,524.52
  4. Step 4: Simplify right side
    57,964.43x = 1,784,541,721.78
  5. Step 5: Solve for x
    x = 1,784,541,721.78/57,964.43
  6. Step 6: Final answer
    x = 30,786.84

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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.