Home / 54,796.32-81,713.34-54,297.36

Finding the Fourth Proportional to 54,796.32, 81,713.34 and 54,297.36

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Solution

The fourth proportional to 54,796.32, 81,713.34 and 54,297.36 is: 80,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,796.32 : 81,713.34 = 54,297.36 : x
  2. Step 2: Convert to fraction form
    54,796.32/81,713.34 = 54,297.36/x
  3. Step 3: Cross multiply
    54,796.32x = 81,713.34 × 54,297.36
  4. Step 4: Simplify right side
    54,796.32x = 4,436,818,638.78
  5. Step 5: Solve for x
    x = 4,436,818,638.78/54,796.32
  6. Step 6: Final answer
    x = 80,969.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.