Home / 53,233.88-79,864.31-19,954.04

Finding the Fourth Proportional to 53,233.88, 79,864.31 and 19,954.04

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Solution

The fourth proportional to 53,233.88, 79,864.31 and 19,954.04 is: 29,936.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,233.88 : 79,864.31 = 19,954.04 : x
  2. Step 2: Convert to fraction form
    53,233.88/79,864.31 = 19,954.04/x
  3. Step 3: Cross multiply
    53,233.88x = 79,864.31 × 19,954.04
  4. Step 4: Simplify right side
    53,233.88x = 1,593,615,286.88
  5. Step 5: Solve for x
    x = 1,593,615,286.88/53,233.88
  6. Step 6: Final answer
    x = 29,936.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.