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Finding the Fourth Proportional to 192,625.52, 265,799.93 and 110,980.48

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Solution

The fourth proportional to 192,625.52, 265,799.93 and 110,980.48 is: 153,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,625.52 : 265,799.93 = 110,980.48 : x
  2. Step 2: Convert to fraction form
    192,625.52/265,799.93 = 110,980.48/x
  3. Step 3: Cross multiply
    192,625.52x = 265,799.93 × 110,980.48
  4. Step 4: Simplify right side
    192,625.52x = 29,498,603,815.37
  5. Step 5: Solve for x
    x = 29,498,603,815.37/192,625.52
  6. Step 6: Final answer
    x = 153,139.65

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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.