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Finding the Fourth Proportional to 45,000.96, 67,220.88 and 33,336.96

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Solution

The fourth proportional to 45,000.96, 67,220.88 and 33,336.96 is: 49,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,000.96 : 67,220.88 = 33,336.96 : x
  2. Step 2: Convert to fraction form
    45,000.96/67,220.88 = 33,336.96/x
  3. Step 3: Cross multiply
    45,000.96x = 67,220.88 × 33,336.96
  4. Step 4: Simplify right side
    45,000.96x = 2,240,939,787.72
  5. Step 5: Solve for x
    x = 2,240,939,787.72/45,000.96
  6. Step 6: Final answer
    x = 49,797.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.