Home / 50,553.70-75,832.36-18,960.55

Finding the Fourth Proportional to 50,553.70, 75,832.36 and 18,960.55

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Solution

The fourth proportional to 50,553.70, 75,832.36 and 18,960.55 is: 28,441.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,553.70 : 75,832.36 = 18,960.55 : x
  2. Step 2: Convert to fraction form
    50,553.70/75,832.36 = 18,960.55/x
  3. Step 3: Cross multiply
    50,553.70x = 75,832.36 × 18,960.55
  4. Step 4: Simplify right side
    50,553.70x = 1,437,823,016.42
  5. Step 5: Solve for x
    x = 1,437,823,016.42/50,553.70
  6. Step 6: Final answer
    x = 28,441.50

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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.