Home / 50,960.30-76,449.62-20,969.24

Finding the Fourth Proportional to 50,960.30, 76,449.62 and 20,969.24

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Solution

The fourth proportional to 50,960.30, 76,449.62 and 20,969.24 is: 31,457.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,960.30 : 76,449.62 = 20,969.24 : x
  2. Step 2: Convert to fraction form
    50,960.30/76,449.62 = 20,969.24/x
  3. Step 3: Cross multiply
    50,960.30x = 76,449.62 × 20,969.24
  4. Step 4: Simplify right side
    50,960.30x = 1,603,090,429.69
  5. Step 5: Solve for x
    x = 1,603,090,429.69/50,960.30
  6. Step 6: Final answer
    x = 31,457.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.