Home / 54,300.78-81,451.17-14,858.37

Finding the Fourth Proportional to 54,300.78, 81,451.17 and 14,858.37

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Solution

The fourth proportional to 54,300.78, 81,451.17 and 14,858.37 is: 22,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,300.78 : 81,451.17 = 14,858.37 : x
  2. Step 2: Convert to fraction form
    54,300.78/81,451.17 = 14,858.37/x
  3. Step 3: Cross multiply
    54,300.78x = 81,451.17 × 14,858.37
  4. Step 4: Simplify right side
    54,300.78x = 1,210,231,620.79
  5. Step 5: Solve for x
    x = 1,210,231,620.79/54,300.78
  6. Step 6: Final answer
    x = 22,287.56

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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.