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Finding the Fourth Proportional to 192,075.27, 265,078.89 and 107,205.09

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Solution

The fourth proportional to 192,075.27, 265,078.89 and 107,205.09 is: 147,951.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,075.27 : 265,078.89 = 107,205.09 : x
  2. Step 2: Convert to fraction form
    192,075.27/265,078.89 = 107,205.09/x
  3. Step 3: Cross multiply
    192,075.27x = 265,078.89 × 107,205.09
  4. Step 4: Simplify right side
    192,075.27x = 28,417,806,259.55
  5. Step 5: Solve for x
    x = 28,417,806,259.55/192,075.27
  6. Step 6: Final answer
    x = 147,951.41

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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.