Home / 50,949.68-76,433.52-15,880.64

Finding the Fourth Proportional to 50,949.68, 76,433.52 and 15,880.64

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Solution

The fourth proportional to 50,949.68, 76,433.52 and 15,880.64 is: 23,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,949.68 : 76,433.52 = 15,880.64 : x
  2. Step 2: Convert to fraction form
    50,949.68/76,433.52 = 15,880.64/x
  3. Step 3: Cross multiply
    50,949.68x = 76,433.52 × 15,880.64
  4. Step 4: Simplify right side
    50,949.68x = 1,213,813,215.05
  5. Step 5: Solve for x
    x = 1,213,813,215.05/50,949.68
  6. Step 6: Final answer
    x = 23,823.77

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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.