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Finding the Fourth Proportional to 78,851.52, 108,808.56 and 44,850.96

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Solution

The fourth proportional to 78,851.52, 108,808.56 and 44,850.96 is: 61,890.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,851.52 : 108,808.56 = 44,850.96 : x
  2. Step 2: Convert to fraction form
    78,851.52/108,808.56 = 44,850.96/x
  3. Step 3: Cross multiply
    78,851.52x = 108,808.56 × 44,850.96
  4. Step 4: Simplify right side
    78,851.52x = 4,880,168,372.22
  5. Step 5: Solve for x
    x = 4,880,168,372.22/78,851.52
  6. Step 6: Final answer
    x = 61,890.61

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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.