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Finding the Fourth Proportional to 132,336.50, 198,504.76 and 33,840.50

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Solution

The fourth proportional to 132,336.50, 198,504.76 and 33,840.50 is: 50,760.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,336.50 : 198,504.76 = 33,840.50 : x
  2. Step 2: Convert to fraction form
    132,336.50/198,504.76 = 33,840.50/x
  3. Step 3: Cross multiply
    132,336.50x = 198,504.76 × 33,840.50
  4. Step 4: Simplify right side
    132,336.50x = 6,717,500,330.78
  5. Step 5: Solve for x
    x = 6,717,500,330.78/132,336.50
  6. Step 6: Final answer
    x = 50,760.75

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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.