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Finding the Fourth Proportional to 36,602.68, 50,512.90 and 20,250.10

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Solution

The fourth proportional to 36,602.68, 50,512.90 and 20,250.10 is: 27,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,602.68 : 50,512.90 = 20,250.10 : x
  2. Step 2: Convert to fraction form
    36,602.68/50,512.90 = 20,250.10/x
  3. Step 3: Cross multiply
    36,602.68x = 50,512.90 × 20,250.10
  4. Step 4: Simplify right side
    36,602.68x = 1,022,891,276.29
  5. Step 5: Solve for x
    x = 1,022,891,276.29/36,602.68
  6. Step 6: Final answer
    x = 27,945.80

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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.