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Finding the Fourth Proportional to 133,390.36, 200,070.79 and 33,550.59

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Solution

The fourth proportional to 133,390.36, 200,070.79 and 33,550.59 is: 50,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,390.36 : 200,070.79 = 33,550.59 : x
  2. Step 2: Convert to fraction form
    133,390.36/200,070.79 = 33,550.59/x
  3. Step 3: Cross multiply
    133,390.36x = 200,070.79 × 33,550.59
  4. Step 4: Simplify right side
    133,390.36x = 6,712,493,046.27
  5. Step 5: Solve for x
    x = 6,712,493,046.27/133,390.36
  6. Step 6: Final answer
    x = 50,322.18

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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.