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Finding the Fourth Proportional to 49,801.50, 68,726.07 and 27,445.50

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Solution

The fourth proportional to 49,801.50, 68,726.07 and 27,445.50 is: 37,874.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,801.50 : 68,726.07 = 27,445.50 : x
  2. Step 2: Convert to fraction form
    49,801.50/68,726.07 = 27,445.50/x
  3. Step 3: Cross multiply
    49,801.50x = 68,726.07 × 27,445.50
  4. Step 4: Simplify right side
    49,801.50x = 1,886,221,354.19
  5. Step 5: Solve for x
    x = 1,886,221,354.19/49,801.50
  6. Step 6: Final answer
    x = 37,874.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.