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Finding the Fourth Proportional to 29,107.86, 43,620.08 and 16,602

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Solution

The fourth proportional to 29,107.86, 43,620.08 and 16,602 is: 24,879.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,107.86 : 43,620.08 = 16,602 : x
  2. Step 2: Convert to fraction form
    29,107.86/43,620.08 = 16,602/x
  3. Step 3: Cross multiply
    29,107.86x = 43,620.08 × 16,602
  4. Step 4: Simplify right side
    29,107.86x = 724,180,485.15
  5. Step 5: Solve for x
    x = 724,180,485.15/29,107.86
  6. Step 6: Final answer
    x = 24,879.21

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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.