Home / 54,362.62-81,529.17-14,910.40

Finding the Fourth Proportional to 54,362.62, 81,529.17 and 14,910.40

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Solution

The fourth proportional to 54,362.62, 81,529.17 and 14,910.40 is: 22,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,362.62 : 81,529.17 = 14,910.40 : x
  2. Step 2: Convert to fraction form
    54,362.62/81,529.17 = 14,910.40/x
  3. Step 3: Cross multiply
    54,362.62x = 81,529.17 × 14,910.40
  4. Step 4: Simplify right side
    54,362.62x = 1,215,632,536.37
  5. Step 5: Solve for x
    x = 1,215,632,536.37/54,362.62
  6. Step 6: Final answer
    x = 22,361.55

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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.