Home / 84,634.47-116,757.99-54,414.18

Finding the Fourth Proportional to 84,634.47, 116,757.99 and 54,414.18

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Solution

The fourth proportional to 84,634.47, 116,757.99 and 54,414.18 is: 75,067.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,634.47 : 116,757.99 = 54,414.18 : x
  2. Step 2: Convert to fraction form
    84,634.47/116,757.99 = 54,414.18/x
  3. Step 3: Cross multiply
    84,634.47x = 116,757.99 × 54,414.18
  4. Step 4: Simplify right side
    84,634.47x = 6,353,290,284.30
  5. Step 5: Solve for x
    x = 6,353,290,284.30/84,634.47
  6. Step 6: Final answer
    x = 75,067.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.