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Finding the Fourth Proportional to 36,832.68, 50,829.48 and 20,065.68

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Solution

The fourth proportional to 36,832.68, 50,829.48 and 20,065.68 is: 27,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,832.68 : 50,829.48 = 20,065.68 : x
  2. Step 2: Convert to fraction form
    36,832.68/50,829.48 = 20,065.68/x
  3. Step 3: Cross multiply
    36,832.68x = 50,829.48 × 20,065.68
  4. Step 4: Simplify right side
    36,832.68x = 1,019,928,080.25
  5. Step 5: Solve for x
    x = 1,019,928,080.25/36,832.68
  6. Step 6: Final answer
    x = 27,690.85

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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.