Home / 54,548.75-81,823.26-17,612.75

Finding the Fourth Proportional to 54,548.75, 81,823.26 and 17,612.75

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Solution

The fourth proportional to 54,548.75, 81,823.26 and 17,612.75 is: 26,419.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,548.75 : 81,823.26 = 17,612.75 : x
  2. Step 2: Convert to fraction form
    54,548.75/81,823.26 = 17,612.75/x
  3. Step 3: Cross multiply
    54,548.75x = 81,823.26 × 17,612.75
  4. Step 4: Simplify right side
    54,548.75x = 1,441,132,622.57
  5. Step 5: Solve for x
    x = 1,441,132,622.57/54,548.75
  6. Step 6: Final answer
    x = 26,419.17

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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.