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Finding the Fourth Proportional to 36,273.83, 54,413.17 and 12,893.99

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Solution

The fourth proportional to 36,273.83, 54,413.17 and 12,893.99 is: 19,341.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,273.83 : 54,413.17 = 12,893.99 : x
  2. Step 2: Convert to fraction form
    36,273.83/54,413.17 = 12,893.99/x
  3. Step 3: Cross multiply
    36,273.83x = 54,413.17 × 12,893.99
  4. Step 4: Simplify right side
    36,273.83x = 701,602,565.55
  5. Step 5: Solve for x
    x = 701,602,565.55/36,273.83
  6. Step 6: Final answer
    x = 19,341.84

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1.5x scale

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.