Home / 49,623.41-68,454.64-30,727.73

Finding the Fourth Proportional to 49,623.41, 68,454.64 and 30,727.73

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Solution

The fourth proportional to 49,623.41, 68,454.64 and 30,727.73 is: 42,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,623.41 : 68,454.64 = 30,727.73 : x
  2. Step 2: Convert to fraction form
    49,623.41/68,454.64 = 30,727.73/x
  3. Step 3: Cross multiply
    49,623.41x = 68,454.64 × 30,727.73
  4. Step 4: Simplify right side
    49,623.41x = 2,103,455,695.17
  5. Step 5: Solve for x
    x = 2,103,455,695.17/49,623.41
  6. Step 6: Final answer
    x = 42,388.37

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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.