Home / 50,450.88-75,673.50-15,387.78

Finding the Fourth Proportional to 50,450.88, 75,673.50 and 15,387.78

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Solution

The fourth proportional to 50,450.88, 75,673.50 and 15,387.78 is: 23,080.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,450.88 : 75,673.50 = 15,387.78 : x
  2. Step 2: Convert to fraction form
    50,450.88/75,673.50 = 15,387.78/x
  3. Step 3: Cross multiply
    50,450.88x = 75,673.50 × 15,387.78
  4. Step 4: Simplify right side
    50,450.88x = 1,164,447,169.83
  5. Step 5: Solve for x
    x = 1,164,447,169.83/50,450.88
  6. Step 6: Final answer
    x = 23,080.81

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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.