Home / 89,993.04-134,872.92-48,391.44

Finding the Fourth Proportional to 89,993.04, 134,872.92 and 48,391.44

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Solution

The fourth proportional to 89,993.04, 134,872.92 and 48,391.44 is: 72,524.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,993.04 : 134,872.92 = 48,391.44 : x
  2. Step 2: Convert to fraction form
    89,993.04/134,872.92 = 48,391.44/x
  3. Step 3: Cross multiply
    89,993.04x = 134,872.92 × 48,391.44
  4. Step 4: Simplify right side
    89,993.04x = 6,526,694,815.80
  5. Step 5: Solve for x
    x = 6,526,694,815.80/89,993.04
  6. Step 6: Final answer
    x = 72,524.44

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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.