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Finding the Fourth Proportional to 48,892.80, 73,339.16 and 17,326

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Solution

The fourth proportional to 48,892.80, 73,339.16 and 17,326 is: 25,988.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,892.80 : 73,339.16 = 17,326 : x
  2. Step 2: Convert to fraction form
    48,892.80/73,339.16 = 17,326/x
  3. Step 3: Cross multiply
    48,892.80x = 73,339.16 × 17,326
  4. Step 4: Simplify right side
    48,892.80x = 1,270,674,286.16
  5. Step 5: Solve for x
    x = 1,270,674,286.16/48,892.80
  6. Step 6: Final answer
    x = 25,988.99

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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.