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Finding the Fourth Proportional to 182,687.91, 273,999.51 and 49,578.51

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Solution

The fourth proportional to 182,687.91, 273,999.51 and 49,578.51 is: 74,358.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,687.91 : 273,999.51 = 49,578.51 : x
  2. Step 2: Convert to fraction form
    182,687.91/273,999.51 = 49,578.51/x
  3. Step 3: Cross multiply
    182,687.91x = 273,999.51 × 49,578.51
  4. Step 4: Simplify right side
    182,687.91x = 13,584,488,474.03
  5. Step 5: Solve for x
    x = 13,584,488,474.03/182,687.91
  6. Step 6: Final answer
    x = 74,358.99

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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.