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Finding the Fourth Proportional to 54,234.99, 81,410.00 and 48,035.25

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Solution

The fourth proportional to 54,234.99, 81,410.00 and 48,035.25 is: 72,103.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,234.99 : 81,410.00 = 48,035.25 : x
  2. Step 2: Convert to fraction form
    54,234.99/81,410.00 = 48,035.25/x
  3. Step 3: Cross multiply
    54,234.99x = 81,410.00 × 48,035.25
  4. Step 4: Simplify right side
    54,234.99x = 3,910,549,462.32
  5. Step 5: Solve for x
    x = 3,910,549,462.32/54,234.99
  6. Step 6: Final answer
    x = 72,103.81

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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.