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Finding the Fourth Proportional to 151,892.81, 227,836.37 and 45,349.10

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Solution

The fourth proportional to 151,892.81, 227,836.37 and 45,349.10 is: 68,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,892.81 : 227,836.37 = 45,349.10 : x
  2. Step 2: Convert to fraction form
    151,892.81/227,836.37 = 45,349.10/x
  3. Step 3: Cross multiply
    151,892.81x = 227,836.37 × 45,349.10
  4. Step 4: Simplify right side
    151,892.81x = 10,332,172,960.84
  5. Step 5: Solve for x
    x = 10,332,172,960.84/151,892.81
  6. Step 6: Final answer
    x = 68,022.79

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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.