Home / 50,860.38-70,184.51-28,198.05

Finding the Fourth Proportional to 50,860.38, 70,184.51 and 28,198.05

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Solution

The fourth proportional to 50,860.38, 70,184.51 and 28,198.05 is: 38,911.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,860.38 : 70,184.51 = 28,198.05 : x
  2. Step 2: Convert to fraction form
    50,860.38/70,184.51 = 28,198.05/x
  3. Step 3: Cross multiply
    50,860.38x = 70,184.51 × 28,198.05
  4. Step 4: Simplify right side
    50,860.38x = 1,979,066,322.21
  5. Step 5: Solve for x
    x = 1,979,066,322.21/50,860.38
  6. Step 6: Final answer
    x = 38,911.75

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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.