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Finding the Fourth Proportional to 29,932.72, 41,309.02 and 16,503.96

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Solution

The fourth proportional to 29,932.72, 41,309.02 and 16,503.96 is: 22,776.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,932.72 : 41,309.02 = 16,503.96 : x
  2. Step 2: Convert to fraction form
    29,932.72/41,309.02 = 16,503.96/x
  3. Step 3: Cross multiply
    29,932.72x = 41,309.02 × 16,503.96
  4. Step 4: Simplify right side
    29,932.72x = 681,762,413.72
  5. Step 5: Solve for x
    x = 681,762,413.72/29,932.72
  6. Step 6: Final answer
    x = 22,776.49

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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.