Home / 120,968.24-166,936.02-67,251.56

Finding the Fourth Proportional to 120,968.24, 166,936.02 and 67,251.56

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Solution

The fourth proportional to 120,968.24, 166,936.02 and 67,251.56 is: 92,807.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,968.24 : 166,936.02 = 67,251.56 : x
  2. Step 2: Convert to fraction form
    120,968.24/166,936.02 = 67,251.56/x
  3. Step 3: Cross multiply
    120,968.24x = 166,936.02 × 67,251.56
  4. Step 4: Simplify right side
    120,968.24x = 11,226,707,765.19
  5. Step 5: Solve for x
    x = 11,226,707,765.19/120,968.24
  6. Step 6: Final answer
    x = 92,807.07

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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.