Home / 49,857.23-68,663-48,768.59

Finding the Fourth Proportional to 49,857.23, 68,663 and 48,768.59

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Solution

The fourth proportional to 49,857.23, 68,663 and 48,768.59 is: 67,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,857.23 : 68,663 = 48,768.59 : x
  2. Step 2: Convert to fraction form
    49,857.23/68,663 = 48,768.59/x
  3. Step 3: Cross multiply
    49,857.23x = 68,663 × 48,768.59
  4. Step 4: Simplify right side
    49,857.23x = 3,348,597,695.17
  5. Step 5: Solve for x
    x = 3,348,597,695.17/49,857.23
  6. Step 6: Final answer
    x = 67,163.73

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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.