Home / 53,993.12-81,014.30-27,716.33

Finding the Fourth Proportional to 53,993.12, 81,014.30 and 27,716.33

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Solution

The fourth proportional to 53,993.12, 81,014.30 and 27,716.33 is: 41,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,993.12 : 81,014.30 = 27,716.33 : x
  2. Step 2: Convert to fraction form
    53,993.12/81,014.30 = 27,716.33/x
  3. Step 3: Cross multiply
    53,993.12x = 81,014.30 × 27,716.33
  4. Step 4: Simplify right side
    53,993.12x = 2,245,418,934.94
  5. Step 5: Solve for x
    x = 2,245,418,934.94/53,993.12
  6. Step 6: Final answer
    x = 41,587.13

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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.