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Finding the Fourth Proportional to 36,959.64, 51,004.35 and 20,192.64

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Solution

The fourth proportional to 36,959.64, 51,004.35 and 20,192.64 is: 27,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,959.64 : 51,004.35 = 20,192.64 : x
  2. Step 2: Convert to fraction form
    36,959.64/51,004.35 = 20,192.64/x
  3. Step 3: Cross multiply
    36,959.64x = 51,004.35 × 20,192.64
  4. Step 4: Simplify right side
    36,959.64x = 1,029,912,477.98
  5. Step 5: Solve for x
    x = 1,029,912,477.98/36,959.64
  6. Step 6: Final answer
    x = 27,865.87

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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.