Home / 151,911.10-227,538.60-132,228.10

Finding the Fourth Proportional to 151,911.10, 227,538.60 and 132,228.10

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Solution

The fourth proportional to 151,911.10, 227,538.60 and 132,228.10 is: 198,056.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,911.10 : 227,538.60 = 132,228.10 : x
  2. Step 2: Convert to fraction form
    151,911.10/227,538.60 = 132,228.10/x
  3. Step 3: Cross multiply
    151,911.10x = 227,538.60 × 132,228.10
  4. Step 4: Simplify right side
    151,911.10x = 30,086,996,754.66
  5. Step 5: Solve for x
    x = 30,086,996,754.66/151,911.10
  6. Step 6: Final answer
    x = 198,056.61

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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.