Home / 54,195.11-81,284.45-14,755.33

Finding the Fourth Proportional to 54,195.11, 81,284.45 and 14,755.33

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Solution

The fourth proportional to 54,195.11, 81,284.45 and 14,755.33 is: 22,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,195.11 : 81,284.45 = 14,755.33 : x
  2. Step 2: Convert to fraction form
    54,195.11/81,284.45 = 14,755.33/x
  3. Step 3: Cross multiply
    54,195.11x = 81,284.45 × 14,755.33
  4. Step 4: Simplify right side
    54,195.11x = 1,199,378,477.20
  5. Step 5: Solve for x
    x = 1,199,378,477.20/54,195.11
  6. Step 6: Final answer
    x = 22,130.75

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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.