Home / 48,811.62-73,217.81-31,958.83

Finding the Fourth Proportional to 48,811.62, 73,217.81 and 31,958.83

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Solution

The fourth proportional to 48,811.62, 73,217.81 and 31,958.83 is: 47,938.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,811.62 : 73,217.81 = 31,958.83 : x
  2. Step 2: Convert to fraction form
    48,811.62/73,217.81 = 31,958.83/x
  3. Step 3: Cross multiply
    48,811.62x = 73,217.81 × 31,958.83
  4. Step 4: Simplify right side
    48,811.62x = 2,339,955,439.61
  5. Step 5: Solve for x
    x = 2,339,955,439.61/48,811.62
  6. Step 6: Final answer
    x = 47,938.49

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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.