Home / 50,895.36-70,235.78-28,234.80

Finding the Fourth Proportional to 50,895.36, 70,235.78 and 28,234.80

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Solution

The fourth proportional to 50,895.36, 70,235.78 and 28,234.80 is: 38,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,895.36 : 70,235.78 = 28,234.80 : x
  2. Step 2: Convert to fraction form
    50,895.36/70,235.78 = 28,234.80/x
  3. Step 3: Cross multiply
    50,895.36x = 70,235.78 × 28,234.80
  4. Step 4: Simplify right side
    50,895.36x = 1,983,093,059.97
  5. Step 5: Solve for x
    x = 1,983,093,059.97/50,895.36
  6. Step 6: Final answer
    x = 38,964.12

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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.