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Finding the Fourth Proportional to 36,762.80, 50,731.20 and 19,995.84

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Solution

The fourth proportional to 36,762.80, 50,731.20 and 19,995.84 is: 27,593.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,762.80 : 50,731.20 = 19,995.84 : x
  2. Step 2: Convert to fraction form
    36,762.80/50,731.20 = 19,995.84/x
  3. Step 3: Cross multiply
    36,762.80x = 50,731.20 × 19,995.84
  4. Step 4: Simplify right side
    36,762.80x = 1,014,412,958.21
  5. Step 5: Solve for x
    x = 1,014,412,958.21/36,762.80
  6. Step 6: Final answer
    x = 27,593.46

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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.