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Finding the Fourth Proportional to 81,480.08, 122,238.52 and 37,094.96

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Solution

The fourth proportional to 81,480.08, 122,238.52 and 37,094.96 is: 55,650.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,480.08 : 122,238.52 = 37,094.96 : x
  2. Step 2: Convert to fraction form
    81,480.08/122,238.52 = 37,094.96/x
  3. Step 3: Cross multiply
    81,480.08x = 122,238.52 × 37,094.96
  4. Step 4: Simplify right side
    81,480.08x = 4,534,433,009.86
  5. Step 5: Solve for x
    x = 4,534,433,009.86/81,480.08
  6. Step 6: Final answer
    x = 55,650.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.