Home / 48,968.62-73,485.77-31,450.75

Finding the Fourth Proportional to 48,968.62, 73,485.77 and 31,450.75

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Solution

The fourth proportional to 48,968.62, 73,485.77 and 31,450.75 is: 47,197.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,968.62 : 73,485.77 = 31,450.75 : x
  2. Step 2: Convert to fraction form
    48,968.62/73,485.77 = 31,450.75/x
  3. Step 3: Cross multiply
    48,968.62x = 73,485.77 × 31,450.75
  4. Step 4: Simplify right side
    48,968.62x = 2,311,182,239.86
  5. Step 5: Solve for x
    x = 2,311,182,239.86/48,968.62
  6. Step 6: Final answer
    x = 47,197.21

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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.