Home / 94,942.16-131,069.64-88,659.92

Finding the Fourth Proportional to 94,942.16, 131,069.64 and 88,659.92

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Solution

The fourth proportional to 94,942.16, 131,069.64 and 88,659.92 is: 122,396.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,942.16 : 131,069.64 = 88,659.92 : x
  2. Step 2: Convert to fraction form
    94,942.16/131,069.64 = 88,659.92/x
  3. Step 3: Cross multiply
    94,942.16x = 131,069.64 × 88,659.92
  4. Step 4: Simplify right side
    94,942.16x = 11,620,623,796.83
  5. Step 5: Solve for x
    x = 11,620,623,796.83/94,942.16
  6. Step 6: Final answer
    x = 122,396.88

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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.