Home / 50,865.35-70,191.32-28,202.99

Finding the Fourth Proportional to 50,865.35, 70,191.32 and 28,202.99

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Solution

The fourth proportional to 50,865.35, 70,191.32 and 28,202.99 is: 38,918.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,865.35 : 70,191.32 = 28,202.99 : x
  2. Step 2: Convert to fraction form
    50,865.35/70,191.32 = 28,202.99/x
  3. Step 3: Cross multiply
    50,865.35x = 70,191.32 × 28,202.99
  4. Step 4: Simplify right side
    50,865.35x = 1,979,604,604.08
  5. Step 5: Solve for x
    x = 1,979,604,604.08/50,865.35
  6. Step 6: Final answer
    x = 38,918.53

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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.