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Finding the Fourth Proportional to 171,900.90, 237,211.36 and 95,413.98

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Solution

The fourth proportional to 171,900.90, 237,211.36 and 95,413.98 is: 131,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,900.90 : 237,211.36 = 95,413.98 : x
  2. Step 2: Convert to fraction form
    171,900.90/237,211.36 = 95,413.98/x
  3. Step 3: Cross multiply
    171,900.90x = 237,211.36 × 95,413.98
  4. Step 4: Simplify right side
    171,900.90x = 22,633,279,958.81
  5. Step 5: Solve for x
    x = 22,633,279,958.81/171,900.90
  6. Step 6: Final answer
    x = 131,664.70

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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.