Home / 49,771.40-68,660.34-31,852.04

Finding the Fourth Proportional to 49,771.40, 68,660.34 and 31,852.04

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Solution

The fourth proportional to 49,771.40, 68,660.34 and 31,852.04 is: 43,940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,771.40 : 68,660.34 = 31,852.04 : x
  2. Step 2: Convert to fraction form
    49,771.40/68,660.34 = 31,852.04/x
  3. Step 3: Cross multiply
    49,771.40x = 68,660.34 × 31,852.04
  4. Step 4: Simplify right side
    49,771.40x = 2,186,971,896.09
  5. Step 5: Solve for x
    x = 2,186,971,896.09/49,771.40
  6. Step 6: Final answer
    x = 43,940.33

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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.