Home / 89,522.93-123,542.48-48,687.43

Finding the Fourth Proportional to 89,522.93, 123,542.48 and 48,687.43

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Solution

The fourth proportional to 89,522.93, 123,542.48 and 48,687.43 is: 67,189.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,522.93 : 123,542.48 = 48,687.43 : x
  2. Step 2: Convert to fraction form
    89,522.93/123,542.48 = 48,687.43/x
  3. Step 3: Cross multiply
    89,522.93x = 123,542.48 × 48,687.43
  4. Step 4: Simplify right side
    89,522.93x = 6,014,965,847.03
  5. Step 5: Solve for x
    x = 6,014,965,847.03/89,522.93
  6. Step 6: Final answer
    x = 67,189.11

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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.