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Finding the Fourth Proportional to 36,881.88, 50,897.27 and 20,114.88

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Solution

The fourth proportional to 36,881.88, 50,897.27 and 20,114.88 is: 27,758.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,881.88 : 50,897.27 = 20,114.88 : x
  2. Step 2: Convert to fraction form
    36,881.88/50,897.27 = 20,114.88/x
  3. Step 3: Cross multiply
    36,881.88x = 50,897.27 × 20,114.88
  4. Step 4: Simplify right side
    36,881.88x = 1,023,792,478.38
  5. Step 5: Solve for x
    x = 1,023,792,478.38/36,881.88
  6. Step 6: Final answer
    x = 27,758.68

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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.