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Finding the Fourth Proportional to 50,486.88, 75,729.96 and 22,400.22

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Solution

The fourth proportional to 50,486.88, 75,729.96 and 22,400.22 is: 33,600.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,486.88 : 75,729.96 = 22,400.22 : x
  2. Step 2: Convert to fraction form
    50,486.88/75,729.96 = 22,400.22/x
  3. Step 3: Cross multiply
    50,486.88x = 75,729.96 × 22,400.22
  4. Step 4: Simplify right side
    50,486.88x = 1,696,367,764.59
  5. Step 5: Solve for x
    x = 1,696,367,764.59/50,486.88
  6. Step 6: Final answer
    x = 33,600.17

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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.