Home / 54,604.40-81,906.63-15,161.51

Finding the Fourth Proportional to 54,604.40, 81,906.63 and 15,161.51

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Solution

The fourth proportional to 54,604.40, 81,906.63 and 15,161.51 is: 22,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,604.40 : 81,906.63 = 15,161.51 : x
  2. Step 2: Convert to fraction form
    54,604.40/81,906.63 = 15,161.51/x
  3. Step 3: Cross multiply
    54,604.40x = 81,906.63 × 15,161.51
  4. Step 4: Simplify right side
    54,604.40x = 1,241,828,114.00
  5. Step 5: Solve for x
    x = 1,241,828,114.00/54,604.40
  6. Step 6: Final answer
    x = 22,742.27

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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.