Home / 54,599.25-81,899.33-15,159.44

Finding the Fourth Proportional to 54,599.25, 81,899.33 and 15,159.44

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Solution

The fourth proportional to 54,599.25, 81,899.33 and 15,159.44 is: 22,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,599.25 : 81,899.33 = 15,159.44 : x
  2. Step 2: Convert to fraction form
    54,599.25/81,899.33 = 15,159.44/x
  3. Step 3: Cross multiply
    54,599.25x = 81,899.33 × 15,159.44
  4. Step 4: Simplify right side
    54,599.25x = 1,241,547,493.88
  5. Step 5: Solve for x
    x = 1,241,547,493.88/54,599.25
  6. Step 6: Final answer
    x = 22,739.28

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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.