Home / 54,518.97-81,694.99-36,683.58

Finding the Fourth Proportional to 54,518.97, 81,694.99 and 36,683.58

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Solution

The fourth proportional to 54,518.97, 81,694.99 and 36,683.58 is: 54,969.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518.97 : 81,694.99 = 36,683.58 : x
  2. Step 2: Convert to fraction form
    54,518.97/81,694.99 = 36,683.58/x
  3. Step 3: Cross multiply
    54,518.97x = 81,694.99 × 36,683.58
  4. Step 4: Simplify right side
    54,518.97x = 2,996,864,701.26
  5. Step 5: Solve for x
    x = 2,996,864,701.26/54,518.97
  6. Step 6: Final answer
    x = 54,969.21

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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.