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Finding the Fourth Proportional to 57,953.88, 86,880.60 and 22,439.97

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Solution

The fourth proportional to 57,953.88, 86,880.60 and 22,439.97 is: 33,640.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,953.88 : 86,880.60 = 22,439.97 : x
  2. Step 2: Convert to fraction form
    57,953.88/86,880.60 = 22,439.97/x
  3. Step 3: Cross multiply
    57,953.88x = 86,880.60 × 22,439.97
  4. Step 4: Simplify right side
    57,953.88x = 1,949,598,057.58
  5. Step 5: Solve for x
    x = 1,949,598,057.58/57,953.88
  6. Step 6: Final answer
    x = 33,640.51

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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.