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Finding the Fourth Proportional to 168,075, 231,943.50 and 92,625.12

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Solution

The fourth proportional to 168,075, 231,943.50 and 92,625.12 is: 127,822.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,075 : 231,943.50 = 92,625.12 : x
  2. Step 2: Convert to fraction form
    168,075/231,943.50 = 92,625.12/x
  3. Step 3: Cross multiply
    168,075x = 231,943.50 × 92,625.12
  4. Step 4: Simplify right side
    168,075x = 21,483,794,520.72
  5. Step 5: Solve for x
    x = 21,483,794,520.72/168,075
  6. Step 6: Final answer
    x = 127,822.67

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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.