Home / 364,027.05-546,286.61-127,371.78

Finding the Fourth Proportional to 364,027.05, 546,286.61 and 127,371.78

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Solution

The fourth proportional to 364,027.05, 546,286.61 and 127,371.78 is: 191,143.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,027.05 : 546,286.61 = 127,371.78 : x
  2. Step 2: Convert to fraction form
    364,027.05/546,286.61 = 127,371.78/x
  3. Step 3: Cross multiply
    364,027.05x = 546,286.61 × 127,371.78
  4. Step 4: Simplify right side
    364,027.05x = 69,581,497,269.01
  5. Step 5: Solve for x
    x = 69,581,497,269.01/364,027.05
  6. Step 6: Final answer
    x = 191,143.76

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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.