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Finding the Fourth Proportional to 85,250.48, 117,645.41 and 49,461.44

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Solution

The fourth proportional to 85,250.48, 117,645.41 and 49,461.44 is: 68,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,250.48 : 117,645.41 = 49,461.44 : x
  2. Step 2: Convert to fraction form
    85,250.48/117,645.41 = 49,461.44/x
  3. Step 3: Cross multiply
    85,250.48x = 117,645.41 × 49,461.44
  4. Step 4: Simplify right side
    85,250.48x = 5,818,910,923.42
  5. Step 5: Solve for x
    x = 5,818,910,923.42/85,250.48
  6. Step 6: Final answer
    x = 68,256.64

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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.