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Finding the Fourth Proportional to 171,892.68, 237,213.72 and 95,413.20

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Solution

The fourth proportional to 171,892.68, 237,213.72 and 95,413.20 is: 131,671.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,892.68 : 237,213.72 = 95,413.20 : x
  2. Step 2: Convert to fraction form
    171,892.68/237,213.72 = 95,413.20/x
  3. Step 3: Cross multiply
    171,892.68x = 237,213.72 × 95,413.20
  4. Step 4: Simplify right side
    171,892.68x = 22,633,320,109.10
  5. Step 5: Solve for x
    x = 22,633,320,109.10/171,892.68
  6. Step 6: Final answer
    x = 131,671.23

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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.