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Finding the Fourth Proportional to 53,425.92, 80,138.88 and 23,836.68

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Solution

The fourth proportional to 53,425.92, 80,138.88 and 23,836.68 is: 35,755.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,425.92 : 80,138.88 = 23,836.68 : x
  2. Step 2: Convert to fraction form
    53,425.92/80,138.88 = 23,836.68/x
  3. Step 3: Cross multiply
    53,425.92x = 80,138.88 × 23,836.68
  4. Step 4: Simplify right side
    53,425.92x = 1,910,244,838.12
  5. Step 5: Solve for x
    x = 1,910,244,838.12/53,425.92
  6. Step 6: Final answer
    x = 35,755.02

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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.