Home / 36,909.08-50,934.51-20,142.08

Finding the Fourth Proportional to 36,909.08, 50,934.51 and 20,142.08

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Solution

The fourth proportional to 36,909.08, 50,934.51 and 20,142.08 is: 27,796.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,909.08 : 50,934.51 = 20,142.08 : x
  2. Step 2: Convert to fraction form
    36,909.08/50,934.51 = 20,142.08/x
  3. Step 3: Cross multiply
    36,909.08x = 50,934.51 × 20,142.08
  4. Step 4: Simplify right side
    36,909.08x = 1,025,926,720.51
  5. Step 5: Solve for x
    x = 1,025,926,720.51/36,909.08
  6. Step 6: Final answer
    x = 27,796.06

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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.