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Finding the Fourth Proportional to 36,797.92, 50,781.36 and 20,030.92

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Solution

The fourth proportional to 36,797.92, 50,781.36 and 20,030.92 is: 27,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,797.92 : 50,781.36 = 20,030.92 : x
  2. Step 2: Convert to fraction form
    36,797.92/50,781.36 = 20,030.92/x
  3. Step 3: Cross multiply
    36,797.92x = 50,781.36 × 20,030.92
  4. Step 4: Simplify right side
    36,797.92x = 1,017,197,359.65
  5. Step 5: Solve for x
    x = 1,017,197,359.65/36,797.92
  6. Step 6: Final answer
    x = 27,642.80

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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.