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Finding the Fourth Proportional to 133,444.92, 200,396.40 and 118,485.84

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Solution

The fourth proportional to 133,444.92, 200,396.40 and 118,485.84 is: 177,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,444.92 : 200,396.40 = 118,485.84 : x
  2. Step 2: Convert to fraction form
    133,444.92/200,396.40 = 118,485.84/x
  3. Step 3: Cross multiply
    133,444.92x = 200,396.40 × 118,485.84
  4. Step 4: Simplify right side
    133,444.92x = 23,744,135,786.98
  5. Step 5: Solve for x
    x = 23,744,135,786.98/133,444.92
  6. Step 6: Final answer
    x = 177,932.11

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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.