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Finding the Fourth Proportional to 54,277.92, 81,410.80 and 14,832.80

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Solution

The fourth proportional to 54,277.92, 81,410.80 and 14,832.80 is: 22,247.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,277.92 : 81,410.80 = 14,832.80 : x
  2. Step 2: Convert to fraction form
    54,277.92/81,410.80 = 14,832.80/x
  3. Step 3: Cross multiply
    54,277.92x = 81,410.80 × 14,832.80
  4. Step 4: Simplify right side
    54,277.92x = 1,207,550,114.24
  5. Step 5: Solve for x
    x = 1,207,550,114.24/54,277.92
  6. Step 6: Final answer
    x = 22,247.54

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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.