Home / 120,722.26-166,595.46-67,007.74

Finding the Fourth Proportional to 120,722.26, 166,595.46 and 67,007.74

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Solution

The fourth proportional to 120,722.26, 166,595.46 and 67,007.74 is: 92,469.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,722.26 : 166,595.46 = 67,007.74 : x
  2. Step 2: Convert to fraction form
    120,722.26/166,595.46 = 67,007.74/x
  3. Step 3: Cross multiply
    120,722.26x = 166,595.46 × 67,007.74
  4. Step 4: Simplify right side
    120,722.26x = 11,163,185,268.86
  5. Step 5: Solve for x
    x = 11,163,185,268.86/120,722.26
  6. Step 6: Final answer
    x = 92,469.98

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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.