Home / 54,638.03-81,960.34-17,199.33

Finding the Fourth Proportional to 54,638.03, 81,960.34 and 17,199.33

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Solution

The fourth proportional to 54,638.03, 81,960.34 and 17,199.33 is: 25,800.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,638.03 : 81,960.34 = 17,199.33 : x
  2. Step 2: Convert to fraction form
    54,638.03/81,960.34 = 17,199.33/x
  3. Step 3: Cross multiply
    54,638.03x = 81,960.34 × 17,199.33
  4. Step 4: Simplify right side
    54,638.03x = 1,409,662,934.57
  5. Step 5: Solve for x
    x = 1,409,662,934.57/54,638.03
  6. Step 6: Final answer
    x = 25,800.03

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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.