Home / 36,189.11-54,203.46-27,807.43

Finding the Fourth Proportional to 36,189.11, 54,203.46 and 27,807.43

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Solution

The fourth proportional to 36,189.11, 54,203.46 and 27,807.43 is: 41,649.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,189.11 : 54,203.46 = 27,807.43 : x
  2. Step 2: Convert to fraction form
    36,189.11/54,203.46 = 27,807.43/x
  3. Step 3: Cross multiply
    36,189.11x = 54,203.46 × 27,807.43
  4. Step 4: Simplify right side
    36,189.11x = 1,507,258,919.71
  5. Step 5: Solve for x
    x = 1,507,258,919.71/36,189.11
  6. Step 6: Final answer
    x = 41,649.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.