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Finding the Fourth Proportional to 36,946.97, 50,987.02 and 20,179.97

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Solution

The fourth proportional to 36,946.97, 50,987.02 and 20,179.97 is: 27,848.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,946.97 : 50,987.02 = 20,179.97 : x
  2. Step 2: Convert to fraction form
    36,946.97/50,987.02 = 20,179.97/x
  3. Step 3: Cross multiply
    36,946.97x = 50,987.02 × 20,179.97
  4. Step 4: Simplify right side
    36,946.97x = 1,028,916,457.64
  5. Step 5: Solve for x
    x = 1,028,916,457.64/36,946.97
  6. Step 6: Final answer
    x = 27,848.47

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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.