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Finding the Fourth Proportional to 49,886.66, 68,843.45 and 27,530.50

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Solution

The fourth proportional to 49,886.66, 68,843.45 and 27,530.50 is: 37,992.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,886.66 : 68,843.45 = 27,530.50 : x
  2. Step 2: Convert to fraction form
    49,886.66/68,843.45 = 27,530.50/x
  3. Step 3: Cross multiply
    49,886.66x = 68,843.45 × 27,530.50
  4. Step 4: Simplify right side
    49,886.66x = 1,895,294,600.23
  5. Step 5: Solve for x
    x = 1,895,294,600.23/49,886.66
  6. Step 6: Final answer
    x = 37,992.01

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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.