Home / 120,737.40-166,619.46-67,025.88

Finding the Fourth Proportional to 120,737.40, 166,619.46 and 67,025.88

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Solution

The fourth proportional to 120,737.40, 166,619.46 and 67,025.88 is: 92,496.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,737.40 : 166,619.46 = 67,025.88 : x
  2. Step 2: Convert to fraction form
    120,737.40/166,619.46 = 67,025.88/x
  3. Step 3: Cross multiply
    120,737.40x = 166,619.46 × 67,025.88
  4. Step 4: Simplify right side
    120,737.40x = 11,167,815,931.62
  5. Step 5: Solve for x
    x = 11,167,815,931.62/120,737.40
  6. Step 6: Final answer
    x = 92,496.74

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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.