Home / 54,563.20-81,650.40-37,844.80

Finding the Fourth Proportional to 54,563.20, 81,650.40 and 37,844.80

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Solution

The fourth proportional to 54,563.20, 81,650.40 and 37,844.80 is: 56,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,563.20 : 81,650.40 = 37,844.80 : x
  2. Step 2: Convert to fraction form
    54,563.20/81,650.40 = 37,844.80/x
  3. Step 3: Cross multiply
    54,563.20x = 81,650.40 × 37,844.80
  4. Step 4: Simplify right side
    54,563.20x = 3,090,043,057.92
  5. Step 5: Solve for x
    x = 3,090,043,057.92/54,563.20
  6. Step 6: Final answer
    x = 56,632.36

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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.