Home / 351,385.98-527,177.39-141,171.54

Finding the Fourth Proportional to 351,385.98, 527,177.39 and 141,171.54

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Solution

The fourth proportional to 351,385.98, 527,177.39 and 141,171.54 is: 211,796.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,385.98 : 527,177.39 = 141,171.54 : x
  2. Step 2: Convert to fraction form
    351,385.98/527,177.39 = 141,171.54/x
  3. Step 3: Cross multiply
    351,385.98x = 527,177.39 × 141,171.54
  4. Step 4: Simplify right side
    351,385.98x = 74,422,443,999.48
  5. Step 5: Solve for x
    x = 74,422,443,999.48/351,385.98
  6. Step 6: Final answer
    x = 211,796.85

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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.