Home / 183,481.38-275,292.15-71,240.43

Finding the Fourth Proportional to 183,481.38, 275,292.15 and 71,240.43

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Solution

The fourth proportional to 183,481.38, 275,292.15 and 71,240.43 is: 106,887.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,481.38 : 275,292.15 = 71,240.43 : x
  2. Step 2: Convert to fraction form
    183,481.38/275,292.15 = 71,240.43/x
  3. Step 3: Cross multiply
    183,481.38x = 275,292.15 × 71,240.43
  4. Step 4: Simplify right side
    183,481.38x = 19,611,931,141.62
  5. Step 5: Solve for x
    x = 19,611,931,141.62/183,481.38
  6. Step 6: Final answer
    x = 106,887.86

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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.