Home / 39,852.44-54,994.16-21,943.94

Finding the Fourth Proportional to 39,852.44, 54,994.16 and 21,943.94

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Solution

The fourth proportional to 39,852.44, 54,994.16 and 21,943.94 is: 30,281.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,852.44 : 54,994.16 = 21,943.94 : x
  2. Step 2: Convert to fraction form
    39,852.44/54,994.16 = 21,943.94/x
  3. Step 3: Cross multiply
    39,852.44x = 54,994.16 × 21,943.94
  4. Step 4: Simplify right side
    39,852.44x = 1,206,788,162.70
  5. Step 5: Solve for x
    x = 1,206,788,162.70/39,852.44
  6. Step 6: Final answer
    x = 30,281.42

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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.