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Finding the Fourth Proportional to 36,880.92, 50,895.54 and 20,113.92

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Solution

The fourth proportional to 36,880.92, 50,895.54 and 20,113.92 is: 27,757.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,880.92 : 50,895.54 = 20,113.92 : x
  2. Step 2: Convert to fraction form
    36,880.92/50,895.54 = 20,113.92/x
  3. Step 3: Cross multiply
    36,880.92x = 50,895.54 × 20,113.92
  4. Step 4: Simplify right side
    36,880.92x = 1,023,708,819.92
  5. Step 5: Solve for x
    x = 1,023,708,819.92/36,880.92
  6. Step 6: Final answer
    x = 27,757.14

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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.