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Finding the Fourth Proportional to 168,893.70, 253,340.55 and 44,247.30

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Solution

The fourth proportional to 168,893.70, 253,340.55 and 44,247.30 is: 66,370.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,893.70 : 253,340.55 = 44,247.30 : x
  2. Step 2: Convert to fraction form
    168,893.70/253,340.55 = 44,247.30/x
  3. Step 3: Cross multiply
    168,893.70x = 253,340.55 × 44,247.30
  4. Step 4: Simplify right side
    168,893.70x = 11,209,635,318.02
  5. Step 5: Solve for x
    x = 11,209,635,318.02/168,893.70
  6. Step 6: Final answer
    x = 66,370.95

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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.