Home / 54,290.73-81,385.04-29,293.32

Finding the Fourth Proportional to 54,290.73, 81,385.04 and 29,293.32

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Solution

The fourth proportional to 54,290.73, 81,385.04 and 29,293.32 is: 43,912.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,290.73 : 81,385.04 = 29,293.32 : x
  2. Step 2: Convert to fraction form
    54,290.73/81,385.04 = 29,293.32/x
  3. Step 3: Cross multiply
    54,290.73x = 81,385.04 × 29,293.32
  4. Step 4: Simplify right side
    54,290.73x = 2,384,037,873.47
  5. Step 5: Solve for x
    x = 2,384,037,873.47/54,290.73
  6. Step 6: Final answer
    x = 43,912.43

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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.