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Finding the Fourth Proportional to 36,669.92, 50,600.50 and 20,751.19

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Solution

The fourth proportional to 36,669.92, 50,600.50 and 20,751.19 is: 28,634.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,669.92 : 50,600.50 = 20,751.19 : x
  2. Step 2: Convert to fraction form
    36,669.92/50,600.50 = 20,751.19/x
  3. Step 3: Cross multiply
    36,669.92x = 50,600.50 × 20,751.19
  4. Step 4: Simplify right side
    36,669.92x = 1,050,020,411.22
  5. Step 5: Solve for x
    x = 1,050,020,411.22/36,669.92
  6. Step 6: Final answer
    x = 28,634.38

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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.