Home / 54,634.34-81,962.40-17,203.84

Finding the Fourth Proportional to 54,634.34, 81,962.40 and 17,203.84

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Solution

The fourth proportional to 54,634.34, 81,962.40 and 17,203.84 is: 25,809.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,634.34 : 81,962.40 = 17,203.84 : x
  2. Step 2: Convert to fraction form
    54,634.34/81,962.40 = 17,203.84/x
  3. Step 3: Cross multiply
    54,634.34x = 81,962.40 × 17,203.84
  4. Step 4: Simplify right side
    54,634.34x = 1,410,068,015.62
  5. Step 5: Solve for x
    x = 1,410,068,015.62/54,634.34
  6. Step 6: Final answer
    x = 25,809.19

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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.