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Finding the Fourth Proportional to 133,671.28, 200,506.88 and 33,831.98

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Solution

The fourth proportional to 133,671.28, 200,506.88 and 33,831.98 is: 50,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,671.28 : 200,506.88 = 33,831.98 : x
  2. Step 2: Convert to fraction form
    133,671.28/200,506.88 = 33,831.98/x
  3. Step 3: Cross multiply
    133,671.28x = 200,506.88 × 33,831.98
  4. Step 4: Simplify right side
    133,671.28x = 6,783,544,754.02
  5. Step 5: Solve for x
    x = 6,783,544,754.02/133,671.28
  6. Step 6: Final answer
    x = 50,747.96

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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.