Home / 120,964.27-166,921.24-67,246.02

Finding the Fourth Proportional to 120,964.27, 166,921.24 and 67,246.02

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Solution

The fourth proportional to 120,964.27, 166,921.24 and 67,246.02 is: 92,794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,964.27 : 166,921.24 = 67,246.02 : x
  2. Step 2: Convert to fraction form
    120,964.27/166,921.24 = 67,246.02/x
  3. Step 3: Cross multiply
    120,964.27x = 166,921.24 × 67,246.02
  4. Step 4: Simplify right side
    120,964.27x = 11,224,787,872.63
  5. Step 5: Solve for x
    x = 11,224,787,872.63/120,964.27
  6. Step 6: Final answer
    x = 92,794.24

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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.