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Finding the Fourth Proportional to 200,661.48, 276,911.34 and 110,021.25

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Solution

The fourth proportional to 200,661.48, 276,911.34 and 110,021.25 is: 151,828.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,661.48 : 276,911.34 = 110,021.25 : x
  2. Step 2: Convert to fraction form
    200,661.48/276,911.34 = 110,021.25/x
  3. Step 3: Cross multiply
    200,661.48x = 276,911.34 × 110,021.25
  4. Step 4: Simplify right side
    200,661.48x = 30,466,131,765.98
  5. Step 5: Solve for x
    x = 30,466,131,765.98/200,661.48
  6. Step 6: Final answer
    x = 151,828.50

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