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Finding the Fourth Proportional to 53,850.84, 80,789.06 and 16,914.84

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Solution

The fourth proportional to 53,850.84, 80,789.06 and 16,914.84 is: 25,376.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,850.84 : 80,789.06 = 16,914.84 : x
  2. Step 2: Convert to fraction form
    53,850.84/80,789.06 = 16,914.84/x
  3. Step 3: Cross multiply
    53,850.84x = 80,789.06 × 16,914.84
  4. Step 4: Simplify right side
    53,850.84x = 1,366,534,023.65
  5. Step 5: Solve for x
    x = 1,366,534,023.65/53,850.84
  6. Step 6: Final answer
    x = 25,376.28

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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.