Home / 104,846.03-157,137.89-82,571.43

Finding the Fourth Proportional to 104,846.03, 157,137.89 and 82,571.43

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Solution

The fourth proportional to 104,846.03, 157,137.89 and 82,571.43 is: 123,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,846.03 : 157,137.89 = 82,571.43 : x
  2. Step 2: Convert to fraction form
    104,846.03/157,137.89 = 82,571.43/x
  3. Step 3: Cross multiply
    104,846.03x = 157,137.89 × 82,571.43
  4. Step 4: Simplify right side
    104,846.03x = 12,975,099,871.63
  5. Step 5: Solve for x
    x = 12,975,099,871.63/104,846.03
  6. Step 6: Final answer
    x = 123,753.86

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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.