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Finding the Fourth Proportional to 170,936.41, 256,404.80 and 44,576.54

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Solution

The fourth proportional to 170,936.41, 256,404.80 and 44,576.54 is: 66,864.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,936.41 : 256,404.80 = 44,576.54 : x
  2. Step 2: Convert to fraction form
    170,936.41/256,404.80 = 44,576.54/x
  3. Step 3: Cross multiply
    170,936.41x = 256,404.80 × 44,576.54
  4. Step 4: Simplify right side
    170,936.41x = 11,429,639,241.52
  5. Step 5: Solve for x
    x = 11,429,639,241.52/170,936.41
  6. Step 6: Final answer
    x = 66,864.86

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1.5x scale

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.