Home / 54,563.32-81,844.35-15,118.96

Finding the Fourth Proportional to 54,563.32, 81,844.35 and 15,118.96

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Solution

The fourth proportional to 54,563.32, 81,844.35 and 15,118.96 is: 22,678.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,563.32 : 81,844.35 = 15,118.96 : x
  2. Step 2: Convert to fraction form
    54,563.32/81,844.35 = 15,118.96/x
  3. Step 3: Cross multiply
    54,563.32x = 81,844.35 × 15,118.96
  4. Step 4: Simplify right side
    54,563.32x = 1,237,401,453.88
  5. Step 5: Solve for x
    x = 1,237,401,453.88/54,563.32
  6. Step 6: Final answer
    x = 22,678.27

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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.