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Finding the Fourth Proportional to 57,750.98, 79,695.70 and 33,873.05

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Solution

The fourth proportional to 57,750.98, 79,695.70 and 33,873.05 is: 46,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,750.98 : 79,695.70 = 33,873.05 : x
  2. Step 2: Convert to fraction form
    57,750.98/79,695.70 = 33,873.05/x
  3. Step 3: Cross multiply
    57,750.98x = 79,695.70 × 33,873.05
  4. Step 4: Simplify right side
    57,750.98x = 2,699,536,545.44
  5. Step 5: Solve for x
    x = 2,699,536,545.44/57,750.98
  6. Step 6: Final answer
    x = 46,744.43

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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.