Home / 218,156.40-327,037.75-151,627.86

Finding the Fourth Proportional to 218,156.40, 327,037.75 and 151,627.86

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Solution

The fourth proportional to 218,156.40, 327,037.75 and 151,627.86 is: 227,304.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,156.40 : 327,037.75 = 151,627.86 : x
  2. Step 2: Convert to fraction form
    218,156.40/327,037.75 = 151,627.86/x
  3. Step 3: Cross multiply
    218,156.40x = 327,037.75 × 151,627.86
  4. Step 4: Simplify right side
    218,156.40x = 49,588,034,171.72
  5. Step 5: Solve for x
    x = 49,588,034,171.72/218,156.40
  6. Step 6: Final answer
    x = 227,304.97

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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.