Home / 50,783.35-76,182.12-21,194.41

Finding the Fourth Proportional to 50,783.35, 76,182.12 and 21,194.41

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Solution

The fourth proportional to 50,783.35, 76,182.12 and 21,194.41 is: 31,794.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,783.35 : 76,182.12 = 21,194.41 : x
  2. Step 2: Convert to fraction form
    50,783.35/76,182.12 = 21,194.41/x
  3. Step 3: Cross multiply
    50,783.35x = 76,182.12 × 21,194.41
  4. Step 4: Simplify right side
    50,783.35x = 1,614,635,085.95
  5. Step 5: Solve for x
    x = 1,614,635,085.95/50,783.35
  6. Step 6: Final answer
    x = 31,794.58

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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.