Home / 89,241.54-123,151.20-48,954.96

Finding the Fourth Proportional to 89,241.54, 123,151.20 and 48,954.96

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Solution

The fourth proportional to 89,241.54, 123,151.20 and 48,954.96 is: 67,556.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,241.54 : 123,151.20 = 48,954.96 : x
  2. Step 2: Convert to fraction form
    89,241.54/123,151.20 = 48,954.96/x
  3. Step 3: Cross multiply
    89,241.54x = 123,151.20 × 48,954.96
  4. Step 4: Simplify right side
    89,241.54x = 6,028,862,069.95
  5. Step 5: Solve for x
    x = 6,028,862,069.95/89,241.54
  6. Step 6: Final answer
    x = 67,556.68

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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.