Home / 68,696.45-94,753.76-48,321.73

Finding the Fourth Proportional to 68,696.45, 94,753.76 and 48,321.73

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Solution

The fourth proportional to 68,696.45, 94,753.76 and 48,321.73 is: 66,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,696.45 : 94,753.76 = 48,321.73 : x
  2. Step 2: Convert to fraction form
    68,696.45/94,753.76 = 48,321.73/x
  3. Step 3: Cross multiply
    68,696.45x = 94,753.76 × 48,321.73
  4. Step 4: Simplify right side
    68,696.45x = 4,578,665,607.20
  5. Step 5: Solve for x
    x = 4,578,665,607.20/68,696.45
  6. Step 6: Final answer
    x = 66,650.69

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Why These Related Problems?

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