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Finding the Fourth Proportional to 45,662.50, 63,016.65 and 27,754.60

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Solution

The fourth proportional to 45,662.50, 63,016.65 and 27,754.60 is: 38,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,662.50 : 63,016.65 = 27,754.60 : x
  2. Step 2: Convert to fraction form
    45,662.50/63,016.65 = 27,754.60/x
  3. Step 3: Cross multiply
    45,662.50x = 63,016.65 × 27,754.60
  4. Step 4: Simplify right side
    45,662.50x = 1,749,001,914.09
  5. Step 5: Solve for x
    x = 1,749,001,914.09/45,662.50
  6. Step 6: Final answer
    x = 38,302.81

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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.