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Finding the Fourth Proportional to 53,571.88, 73,926.72 and 29,698.24

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Solution

The fourth proportional to 53,571.88, 73,926.72 and 29,698.24 is: 40,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,571.88 : 73,926.72 = 29,698.24 : x
  2. Step 2: Convert to fraction form
    53,571.88/73,926.72 = 29,698.24/x
  3. Step 3: Cross multiply
    53,571.88x = 73,926.72 × 29,698.24
  4. Step 4: Simplify right side
    53,571.88x = 2,195,493,472.97
  5. Step 5: Solve for x
    x = 2,195,493,472.97/53,571.88
  6. Step 6: Final answer
    x = 40,982.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.