Home / 50,440.62-75,666.42-18,865.83

Finding the Fourth Proportional to 50,440.62, 75,666.42 and 18,865.83

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Solution

The fourth proportional to 50,440.62, 75,666.42 and 18,865.83 is: 28,300.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,440.62 : 75,666.42 = 18,865.83 : x
  2. Step 2: Convert to fraction form
    50,440.62/75,666.42 = 18,865.83/x
  3. Step 3: Cross multiply
    50,440.62x = 75,666.42 × 18,865.83
  4. Step 4: Simplify right side
    50,440.62x = 1,427,509,816.43
  5. Step 5: Solve for x
    x = 1,427,509,816.43/50,440.62
  6. Step 6: Final answer
    x = 28,300.80

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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.