Home / 54,495.48-81,713.58-17,039.40

Finding the Fourth Proportional to 54,495.48, 81,713.58 and 17,039.40

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Solution

The fourth proportional to 54,495.48, 81,713.58 and 17,039.40 is: 25,549.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,495.48 : 81,713.58 = 17,039.40 : x
  2. Step 2: Convert to fraction form
    54,495.48/81,713.58 = 17,039.40/x
  3. Step 3: Cross multiply
    54,495.48x = 81,713.58 × 17,039.40
  4. Step 4: Simplify right side
    54,495.48x = 1,392,350,375.05
  5. Step 5: Solve for x
    x = 1,392,350,375.05/54,495.48
  6. Step 6: Final answer
    x = 25,549.83

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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.