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Finding the Fourth Proportional to 100,827.73, 151,264.35 and 33,359.61

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Solution

The fourth proportional to 100,827.73, 151,264.35 and 33,359.61 is: 50,046.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,827.73 : 151,264.35 = 33,359.61 : x
  2. Step 2: Convert to fraction form
    100,827.73/151,264.35 = 33,359.61/x
  3. Step 3: Cross multiply
    100,827.73x = 151,264.35 × 33,359.61
  4. Step 4: Simplify right side
    100,827.73x = 5,046,119,722.90
  5. Step 5: Solve for x
    x = 5,046,119,722.90/100,827.73
  6. Step 6: Final answer
    x = 50,046.94

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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.