Home / 54,397.14-81,578.43-17,452.50

Finding the Fourth Proportional to 54,397.14, 81,578.43 and 17,452.50

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Solution

The fourth proportional to 54,397.14, 81,578.43 and 17,452.50 is: 26,173.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,397.14 : 81,578.43 = 17,452.50 : x
  2. Step 2: Convert to fraction form
    54,397.14/81,578.43 = 17,452.50/x
  3. Step 3: Cross multiply
    54,397.14x = 81,578.43 × 17,452.50
  4. Step 4: Simplify right side
    54,397.14x = 1,423,747,549.58
  5. Step 5: Solve for x
    x = 1,423,747,549.58/54,397.14
  6. Step 6: Final answer
    x = 26,173.21

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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.