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Finding the Fourth Proportional to 50,571.95, 75,870.21 and 16,837.88

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Solution

The fourth proportional to 50,571.95, 75,870.21 and 16,837.88 is: 25,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,571.95 : 75,870.21 = 16,837.88 : x
  2. Step 2: Convert to fraction form
    50,571.95/75,870.21 = 16,837.88/x
  3. Step 3: Cross multiply
    50,571.95x = 75,870.21 × 16,837.88
  4. Step 4: Simplify right side
    50,571.95x = 1,277,493,112.20
  5. Step 5: Solve for x
    x = 1,277,493,112.20/50,571.95
  6. Step 6: Final answer
    x = 25,260.91

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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.