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Finding the Fourth Proportional to 54,703.30, 82,054.97 and 17,266.29

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Solution

The fourth proportional to 54,703.30, 82,054.97 and 17,266.29 is: 25,899.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,703.30 : 82,054.97 = 17,266.29 : x
  2. Step 2: Convert to fraction form
    54,703.30/82,054.97 = 17,266.29/x
  3. Step 3: Cross multiply
    54,703.30x = 82,054.97 × 17,266.29
  4. Step 4: Simplify right side
    54,703.30x = 1,416,784,907.96
  5. Step 5: Solve for x
    x = 1,416,784,907.96/54,703.30
  6. Step 6: Final answer
    x = 25,899.44

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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.