Home / 89,195.96-123,087.66-48,908.66

Finding the Fourth Proportional to 89,195.96, 123,087.66 and 48,908.66

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Solution

The fourth proportional to 89,195.96, 123,087.66 and 48,908.66 is: 67,492.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,195.96 : 123,087.66 = 48,908.66 : x
  2. Step 2: Convert to fraction form
    89,195.96/123,087.66 = 48,908.66/x
  3. Step 3: Cross multiply
    89,195.96x = 123,087.66 × 48,908.66
  4. Step 4: Simplify right side
    89,195.96x = 6,020,052,513.14
  5. Step 5: Solve for x
    x = 6,020,052,513.14/89,195.96
  6. Step 6: Final answer
    x = 67,492.43

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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.