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Finding the Fourth Proportional to 36,880.47, 50,895.10 and 20,113.47

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Solution

The fourth proportional to 36,880.47, 50,895.10 and 20,113.47 is: 27,756.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,880.47 : 50,895.10 = 20,113.47 : x
  2. Step 2: Convert to fraction form
    36,880.47/50,895.10 = 20,113.47/x
  3. Step 3: Cross multiply
    36,880.47x = 50,895.10 × 20,113.47
  4. Step 4: Simplify right side
    36,880.47x = 1,023,677,067.00
  5. Step 5: Solve for x
    x = 1,023,677,067.00/36,880.47
  6. Step 6: Final answer
    x = 27,756.62

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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.