Home / 82,629.66-123,940.14-48,454.44

Finding the Fourth Proportional to 82,629.66, 123,940.14 and 48,454.44

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Solution

The fourth proportional to 82,629.66, 123,940.14 and 48,454.44 is: 72,679.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,629.66 : 123,940.14 = 48,454.44 : x
  2. Step 2: Convert to fraction form
    82,629.66/123,940.14 = 48,454.44/x
  3. Step 3: Cross multiply
    82,629.66x = 123,940.14 × 48,454.44
  4. Step 4: Simplify right side
    82,629.66x = 6,005,450,077.22
  5. Step 5: Solve for x
    x = 6,005,450,077.22/82,629.66
  6. Step 6: Final answer
    x = 72,679.11

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Why These Related Problems?

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