Home / 182,436.12-273,468-103,383.36

Finding the Fourth Proportional to 182,436.12, 273,468 and 103,383.36

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Solution

The fourth proportional to 182,436.12, 273,468 and 103,383.36 is: 154,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,436.12 : 273,468 = 103,383.36 : x
  2. Step 2: Convert to fraction form
    182,436.12/273,468 = 103,383.36/x
  3. Step 3: Cross multiply
    182,436.12x = 273,468 × 103,383.36
  4. Step 4: Simplify right side
    182,436.12x = 28,272,040,692.48
  5. Step 5: Solve for x
    x = 28,272,040,692.48/182,436.12
  6. Step 6: Final answer
    x = 154,969.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.