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Finding the Fourth Proportional to 72,255.96, 108,374.38 and 32,804.00

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Solution

The fourth proportional to 72,255.96, 108,374.38 and 32,804.00 is: 49,201.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,255.96 : 108,374.38 = 32,804.00 : x
  2. Step 2: Convert to fraction form
    72,255.96/108,374.38 = 32,804.00/x
  3. Step 3: Cross multiply
    72,255.96x = 108,374.38 × 32,804.00
  4. Step 4: Simplify right side
    72,255.96x = 3,555,113,268.44
  5. Step 5: Solve for x
    x = 3,555,113,268.44/72,255.96
  6. Step 6: Final answer
    x = 49,201.66

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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.