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Finding the Fourth Proportional to 36,277.50, 50,063.13 and 21,180.63

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Solution

The fourth proportional to 36,277.50, 50,063.13 and 21,180.63 is: 29,229.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,277.50 : 50,063.13 = 21,180.63 : x
  2. Step 2: Convert to fraction form
    36,277.50/50,063.13 = 21,180.63/x
  3. Step 3: Cross multiply
    36,277.50x = 50,063.13 × 21,180.63
  4. Step 4: Simplify right side
    36,277.50x = 1,060,368,633.17
  5. Step 5: Solve for x
    x = 1,060,368,633.17/36,277.50
  6. Step 6: Final answer
    x = 29,229.37

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Double scale
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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.