Home / 89,450.60-123,448.22-59,183.08

Finding the Fourth Proportional to 89,450.60, 123,448.22 and 59,183.08

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Solution

The fourth proportional to 89,450.60, 123,448.22 and 59,183.08 is: 81,676.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,450.60 : 123,448.22 = 59,183.08 : x
  2. Step 2: Convert to fraction form
    89,450.60/123,448.22 = 59,183.08/x
  3. Step 3: Cross multiply
    89,450.60x = 123,448.22 × 59,183.08
  4. Step 4: Simplify right side
    89,450.60x = 7,306,045,880.12
  5. Step 5: Solve for x
    x = 7,306,045,880.12/89,450.60
  6. Step 6: Final answer
    x = 81,676.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.