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Finding the Fourth Proportional to 222,503.41, 306,979.17 and 125,693.12

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Solution

The fourth proportional to 222,503.41, 306,979.17 and 125,693.12 is: 173,413.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,503.41 : 306,979.17 = 125,693.12 : x
  2. Step 2: Convert to fraction form
    222,503.41/306,979.17 = 125,693.12/x
  3. Step 3: Cross multiply
    222,503.41x = 306,979.17 × 125,693.12
  4. Step 4: Simplify right side
    222,503.41x = 38,585,168,221.65
  5. Step 5: Solve for x
    x = 38,585,168,221.65/222,503.41
  6. Step 6: Final answer
    x = 173,413.83

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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.