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Finding the Fourth Proportional to 36,964.88, 51,011.54 and 20,197.88

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Solution

The fourth proportional to 36,964.88, 51,011.54 and 20,197.88 is: 27,873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,964.88 : 51,011.54 = 20,197.88 : x
  2. Step 2: Convert to fraction form
    36,964.88/51,011.54 = 20,197.88/x
  3. Step 3: Cross multiply
    36,964.88x = 51,011.54 × 20,197.88
  4. Step 4: Simplify right side
    36,964.88x = 1,030,324,607.49
  5. Step 5: Solve for x
    x = 1,030,324,607.49/36,964.88
  6. Step 6: Final answer
    x = 27,873.07

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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.