Home / 54,528.23-81,792.21-17,091.15

Finding the Fourth Proportional to 54,528.23, 81,792.21 and 17,091.15

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Solution

The fourth proportional to 54,528.23, 81,792.21 and 17,091.15 is: 25,636.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,528.23 : 81,792.21 = 17,091.15 : x
  2. Step 2: Convert to fraction form
    54,528.23/81,792.21 = 17,091.15/x
  3. Step 3: Cross multiply
    54,528.23x = 81,792.21 × 17,091.15
  4. Step 4: Simplify right side
    54,528.23x = 1,397,922,929.94
  5. Step 5: Solve for x
    x = 1,397,922,929.94/54,528.23
  6. Step 6: Final answer
    x = 25,636.68

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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.