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Finding the Fourth Proportional to 33,707.00, 50,566.98 and 12,928.88

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Solution

The fourth proportional to 33,707.00, 50,566.98 and 12,928.88 is: 19,395.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,707.00 : 50,566.98 = 12,928.88 : x
  2. Step 2: Convert to fraction form
    33,707.00/50,566.98 = 12,928.88/x
  3. Step 3: Cross multiply
    33,707.00x = 50,566.98 × 12,928.88
  4. Step 4: Simplify right side
    33,707.00x = 653,774,163.55
  5. Step 5: Solve for x
    x = 653,774,163.55/33,707.00
  6. Step 6: Final answer
    x = 19,395.80

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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.