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Finding the Fourth Proportional to 172,937.00, 259,413.46 and 52,985.36

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Solution

The fourth proportional to 172,937.00, 259,413.46 and 52,985.36 is: 79,480.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,937.00 : 259,413.46 = 52,985.36 : x
  2. Step 2: Convert to fraction form
    172,937.00/259,413.46 = 52,985.36/x
  3. Step 3: Cross multiply
    172,937.00x = 259,413.46 × 52,985.36
  4. Step 4: Simplify right side
    172,937.00x = 13,745,116,083.02
  5. Step 5: Solve for x
    x = 13,745,116,083.02/172,937.00
  6. Step 6: Final answer
    x = 79,480.48

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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.