Home / 54,517.16-81,775.70-14,536.16

Finding the Fourth Proportional to 54,517.16, 81,775.70 and 14,536.16

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Solution

The fourth proportional to 54,517.16, 81,775.70 and 14,536.16 is: 21,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,517.16 : 81,775.70 = 14,536.16 : x
  2. Step 2: Convert to fraction form
    54,517.16/81,775.70 = 14,536.16/x
  3. Step 3: Cross multiply
    54,517.16x = 81,775.70 × 14,536.16
  4. Step 4: Simplify right side
    54,517.16x = 1,188,704,286.77
  5. Step 5: Solve for x
    x = 1,188,704,286.77/54,517.16
  6. Step 6: Final answer
    x = 21,804.22

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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.