Home / 54,741.35-82,104.95-17,305.20

Finding the Fourth Proportional to 54,741.35, 82,104.95 and 17,305.20

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Solution

The fourth proportional to 54,741.35, 82,104.95 and 17,305.20 is: 25,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,741.35 : 82,104.95 = 17,305.20 : x
  2. Step 2: Convert to fraction form
    54,741.35/82,104.95 = 17,305.20/x
  3. Step 3: Cross multiply
    54,741.35x = 82,104.95 × 17,305.20
  4. Step 4: Simplify right side
    54,741.35x = 1,420,842,494.21
  5. Step 5: Solve for x
    x = 1,420,842,494.21/54,741.35
  6. Step 6: Final answer
    x = 25,955.56

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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.