Home / 106,993.83-160,254.18-73,179.70

Finding the Fourth Proportional to 106,993.83, 160,254.18 and 73,179.70

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Solution

The fourth proportional to 106,993.83, 160,254.18 and 73,179.70 is: 109,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,993.83 : 160,254.18 = 73,179.70 : x
  2. Step 2: Convert to fraction form
    106,993.83/160,254.18 = 73,179.70/x
  3. Step 3: Cross multiply
    106,993.83x = 160,254.18 × 73,179.70
  4. Step 4: Simplify right side
    106,993.83x = 11,727,352,816.15
  5. Step 5: Solve for x
    x = 11,727,352,816.15/106,993.83
  6. Step 6: Final answer
    x = 109,607.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.