Home / 54,262.82-81,397.31-16,828.22

Finding the Fourth Proportional to 54,262.82, 81,397.31 and 16,828.22

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Solution

The fourth proportional to 54,262.82, 81,397.31 and 16,828.22 is: 25,243.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,262.82 : 81,397.31 = 16,828.22 : x
  2. Step 2: Convert to fraction form
    54,262.82/81,397.31 = 16,828.22/x
  3. Step 3: Cross multiply
    54,262.82x = 81,397.31 × 16,828.22
  4. Step 4: Simplify right side
    54,262.82x = 1,369,771,348.96
  5. Step 5: Solve for x
    x = 1,369,771,348.96/54,262.82
  6. Step 6: Final answer
    x = 25,243.28

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1.5x scale

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.