Home / 106,807.25-160,245.94-43,680.46

Finding the Fourth Proportional to 106,807.25, 160,245.94 and 43,680.46

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Solution

The fourth proportional to 106,807.25, 160,245.94 and 43,680.46 is: 65,535.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,807.25 : 160,245.94 = 43,680.46 : x
  2. Step 2: Convert to fraction form
    106,807.25/160,245.94 = 43,680.46/x
  3. Step 3: Cross multiply
    106,807.25x = 160,245.94 × 43,680.46
  4. Step 4: Simplify right side
    106,807.25x = 6,999,616,372.33
  5. Step 5: Solve for x
    x = 6,999,616,372.33/106,807.25
  6. Step 6: Final answer
    x = 65,535.03

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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.