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Finding the Fourth Proportional to 188,413.77, 259,251.31 and 183,929.74

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Solution

The fourth proportional to 188,413.77, 259,251.31 and 183,929.74 is: 253,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,413.77 : 259,251.31 = 183,929.74 : x
  2. Step 2: Convert to fraction form
    188,413.77/259,251.31 = 183,929.74/x
  3. Step 3: Cross multiply
    188,413.77x = 259,251.31 × 183,929.74
  4. Step 4: Simplify right side
    188,413.77x = 47,684,025,107.44
  5. Step 5: Solve for x
    x = 47,684,025,107.44/188,413.77
  6. Step 6: Final answer
    x = 253,081.42

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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.