Home / 50,768.67-70,057.98-30,351.14

Finding the Fourth Proportional to 50,768.67, 70,057.98 and 30,351.14

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Solution

The fourth proportional to 50,768.67, 70,057.98 and 30,351.14 is: 41,882.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,768.67 : 70,057.98 = 30,351.14 : x
  2. Step 2: Convert to fraction form
    50,768.67/70,057.98 = 30,351.14/x
  3. Step 3: Cross multiply
    50,768.67x = 70,057.98 × 30,351.14
  4. Step 4: Simplify right side
    50,768.67x = 2,126,339,471.52
  5. Step 5: Solve for x
    x = 2,126,339,471.52/50,768.67
  6. Step 6: Final answer
    x = 41,882.90

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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.