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Finding the Fourth Proportional to 33,629.40, 50,444.10 and 13,901.40

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Solution

The fourth proportional to 33,629.40, 50,444.10 and 13,901.40 is: 20,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,629.40 : 50,444.10 = 13,901.40 : x
  2. Step 2: Convert to fraction form
    33,629.40/50,444.10 = 13,901.40/x
  3. Step 3: Cross multiply
    33,629.40x = 50,444.10 × 13,901.40
  4. Step 4: Simplify right side
    33,629.40x = 701,243,611.74
  5. Step 5: Solve for x
    x = 701,243,611.74/33,629.40
  6. Step 6: Final answer
    x = 20,852.10

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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.