Home / 36,909.02-50,932.85-20,993.33

Finding the Fourth Proportional to 36,909.02, 50,932.85 and 20,993.33

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Solution

The fourth proportional to 36,909.02, 50,932.85 and 20,993.33 is: 28,969.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,909.02 : 50,932.85 = 20,993.33 : x
  2. Step 2: Convert to fraction form
    36,909.02/50,932.85 = 20,993.33/x
  3. Step 3: Cross multiply
    36,909.02x = 50,932.85 × 20,993.33
  4. Step 4: Simplify right side
    36,909.02x = 1,069,249,768.26
  5. Step 5: Solve for x
    x = 1,069,249,768.26/36,909.02
  6. Step 6: Final answer
    x = 28,969.88

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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.