Home / 49,857.45-68,764.41-31,954.16

Finding the Fourth Proportional to 49,857.45, 68,764.41 and 31,954.16

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Solution

The fourth proportional to 49,857.45, 68,764.41 and 31,954.16 is: 44,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,857.45 : 68,764.41 = 31,954.16 : x
  2. Step 2: Convert to fraction form
    49,857.45/68,764.41 = 31,954.16/x
  3. Step 3: Cross multiply
    49,857.45x = 68,764.41 × 31,954.16
  4. Step 4: Simplify right side
    49,857.45x = 2,197,308,615.62
  5. Step 5: Solve for x
    x = 2,197,308,615.62/49,857.45
  6. Step 6: Final answer
    x = 44,071.82

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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.