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Finding the Fourth Proportional to 36,468.90, 50,327.07 and 19,701.90

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Solution

The fourth proportional to 36,468.90, 50,327.07 and 19,701.90 is: 27,188.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,468.90 : 50,327.07 = 19,701.90 : x
  2. Step 2: Convert to fraction form
    36,468.90/50,327.07 = 19,701.90/x
  3. Step 3: Cross multiply
    36,468.90x = 50,327.07 × 19,701.90
  4. Step 4: Simplify right side
    36,468.90x = 991,538,900.43
  5. Step 5: Solve for x
    x = 991,538,900.43/36,468.90
  6. Step 6: Final answer
    x = 27,188.62

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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.