Home / 54,564.20-81,651.90-37,845.80

Finding the Fourth Proportional to 54,564.20, 81,651.90 and 37,845.80

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Solution

The fourth proportional to 54,564.20, 81,651.90 and 37,845.80 is: 56,633.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,564.20 : 81,651.90 = 37,845.80 : x
  2. Step 2: Convert to fraction form
    54,564.20/81,651.90 = 37,845.80/x
  3. Step 3: Cross multiply
    54,564.20x = 81,651.90 × 37,845.80
  4. Step 4: Simplify right side
    54,564.20x = 3,090,181,477.02
  5. Step 5: Solve for x
    x = 3,090,181,477.02/54,564.20
  6. Step 6: Final answer
    x = 56,633.86

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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.