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Finding the Fourth Proportional to 36,842.63, 50,841.41 and 20,925.41

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Solution

The fourth proportional to 36,842.63, 50,841.41 and 20,925.41 is: 28,876.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,842.63 : 50,841.41 = 20,925.41 : x
  2. Step 2: Convert to fraction form
    36,842.63/50,841.41 = 20,925.41/x
  3. Step 3: Cross multiply
    36,842.63x = 50,841.41 × 20,925.41
  4. Step 4: Simplify right side
    36,842.63x = 1,063,876,990.39
  5. Step 5: Solve for x
    x = 1,063,876,990.39/36,842.63
  6. Step 6: Final answer
    x = 28,876.25

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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.