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Finding the Fourth Proportional to 80,625.96, 111,258.72 and 44,813.88

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Solution

The fourth proportional to 80,625.96, 111,258.72 and 44,813.88 is: 61,840.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,625.96 : 111,258.72 = 44,813.88 : x
  2. Step 2: Convert to fraction form
    80,625.96/111,258.72 = 44,813.88/x
  3. Step 3: Cross multiply
    80,625.96x = 111,258.72 × 44,813.88
  4. Step 4: Simplify right side
    80,625.96x = 4,985,934,927.03
  5. Step 5: Solve for x
    x = 4,985,934,927.03/80,625.96
  6. Step 6: Final answer
    x = 61,840.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.