Home / 54,227.22-81,332.73-18,694.14

Finding the Fourth Proportional to 54,227.22, 81,332.73 and 18,694.14

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Solution

The fourth proportional to 54,227.22, 81,332.73 and 18,694.14 is: 28,038.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,227.22 : 81,332.73 = 18,694.14 : x
  2. Step 2: Convert to fraction form
    54,227.22/81,332.73 = 18,694.14/x
  3. Step 3: Cross multiply
    54,227.22x = 81,332.73 × 18,694.14
  4. Step 4: Simplify right side
    54,227.22x = 1,520,445,441.20
  5. Step 5: Solve for x
    x = 1,520,445,441.20/54,227.22
  6. Step 6: Final answer
    x = 28,038.42

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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.