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Finding the Fourth Proportional to 36,086.90, 49,797.90 and 19,953.27

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Solution

The fourth proportional to 36,086.90, 49,797.90 and 19,953.27 is: 27,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,086.90 : 49,797.90 = 19,953.27 : x
  2. Step 2: Convert to fraction form
    36,086.90/49,797.90 = 19,953.27/x
  3. Step 3: Cross multiply
    36,086.90x = 49,797.90 × 19,953.27
  4. Step 4: Simplify right side
    36,086.90x = 993,631,182.28
  5. Step 5: Solve for x
    x = 993,631,182.28/36,086.90
  6. Step 6: Final answer
    x = 27,534.40

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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.