Home / 53,380.94-79,954.77-27,040.46

Finding the Fourth Proportional to 53,380.94, 79,954.77 and 27,040.46

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Solution

The fourth proportional to 53,380.94, 79,954.77 and 27,040.46 is: 40,501.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,380.94 : 79,954.77 = 27,040.46 : x
  2. Step 2: Convert to fraction form
    53,380.94/79,954.77 = 27,040.46/x
  3. Step 3: Cross multiply
    53,380.94x = 79,954.77 × 27,040.46
  4. Step 4: Simplify right side
    53,380.94x = 2,162,013,759.99
  5. Step 5: Solve for x
    x = 2,162,013,759.99/53,380.94
  6. Step 6: Final answer
    x = 40,501.61

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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.