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Finding the Fourth Proportional to 54,529.88, 81,794.71 and 15,086.88

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Solution

The fourth proportional to 54,529.88, 81,794.71 and 15,086.88 is: 22,630.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,529.88 : 81,794.71 = 15,086.88 : x
  2. Step 2: Convert to fraction form
    54,529.88/81,794.71 = 15,086.88/x
  3. Step 3: Cross multiply
    54,529.88x = 81,794.71 × 15,086.88
  4. Step 4: Simplify right side
    54,529.88x = 1,234,027,223.31
  5. Step 5: Solve for x
    x = 1,234,027,223.31/54,529.88
  6. Step 6: Final answer
    x = 22,630.29

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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.