Home / 50,854.53-70,180.92-28,195.64

Finding the Fourth Proportional to 50,854.53, 70,180.92 and 28,195.64

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Solution

The fourth proportional to 50,854.53, 70,180.92 and 28,195.64 is: 38,910.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,854.53 : 70,180.92 = 28,195.64 : x
  2. Step 2: Convert to fraction form
    50,854.53/70,180.92 = 28,195.64/x
  3. Step 3: Cross multiply
    50,854.53x = 70,180.92 × 28,195.64
  4. Step 4: Simplify right side
    50,854.53x = 1,978,795,867.46
  5. Step 5: Solve for x
    x = 1,978,795,867.46/50,854.53
  6. Step 6: Final answer
    x = 38,910.90

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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.