Home / 171,252.43-236,423.36-103,286.54

Finding the Fourth Proportional to 171,252.43, 236,423.36 and 103,286.54

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Solution

The fourth proportional to 171,252.43, 236,423.36 and 103,286.54 is: 142,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,252.43 : 236,423.36 = 103,286.54 : x
  2. Step 2: Convert to fraction form
    171,252.43/236,423.36 = 103,286.54/x
  3. Step 3: Cross multiply
    171,252.43x = 236,423.36 × 103,286.54
  4. Step 4: Simplify right side
    171,252.43x = 24,419,350,829.57
  5. Step 5: Solve for x
    x = 24,419,350,829.57/171,252.43
  6. Step 6: Final answer
    x = 142,592.73

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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.