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Finding the Fourth Proportional to 173,259.38, 259,898.29 and 54,940.05

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Solution

The fourth proportional to 173,259.38, 259,898.29 and 54,940.05 is: 82,413.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,259.38 : 259,898.29 = 54,940.05 : x
  2. Step 2: Convert to fraction form
    173,259.38/259,898.29 = 54,940.05/x
  3. Step 3: Cross multiply
    173,259.38x = 259,898.29 × 54,940.05
  4. Step 4: Simplify right side
    173,259.38x = 14,278,824,910.16
  5. Step 5: Solve for x
    x = 14,278,824,910.16/173,259.38
  6. Step 6: Final answer
    x = 82,413.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.