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Finding the Fourth Proportional to 75,847.89, 104,625.90 and 48,614.27

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Solution

The fourth proportional to 75,847.89, 104,625.90 and 48,614.27 is: 67,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,847.89 : 104,625.90 = 48,614.27 : x
  2. Step 2: Convert to fraction form
    75,847.89/104,625.90 = 48,614.27/x
  3. Step 3: Cross multiply
    75,847.89x = 104,625.90 × 48,614.27
  4. Step 4: Simplify right side
    75,847.89x = 5,086,311,830.85
  5. Step 5: Solve for x
    x = 5,086,311,830.85/75,847.89
  6. Step 6: Final answer
    x = 67,059.37

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1.5x scale

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.