Home / 50,955.43-76,438.01-19,793.11

Finding the Fourth Proportional to 50,955.43, 76,438.01 and 19,793.11

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Solution

The fourth proportional to 50,955.43, 76,438.01 and 19,793.11 is: 29,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,955.43 : 76,438.01 = 19,793.11 : x
  2. Step 2: Convert to fraction form
    50,955.43/76,438.01 = 19,793.11/x
  3. Step 3: Cross multiply
    50,955.43x = 76,438.01 × 19,793.11
  4. Step 4: Simplify right side
    50,955.43x = 1,512,945,940.11
  5. Step 5: Solve for x
    x = 1,512,945,940.11/50,955.43
  6. Step 6: Final answer
    x = 29,691.55

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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.