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Finding the Fourth Proportional to 133,893.85, 200,839.91 and 34,053.18

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Solution

The fourth proportional to 133,893.85, 200,839.91 and 34,053.18 is: 51,079.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,893.85 : 200,839.91 = 34,053.18 : x
  2. Step 2: Convert to fraction form
    133,893.85/200,839.91 = 34,053.18/x
  3. Step 3: Cross multiply
    133,893.85x = 200,839.91 × 34,053.18
  4. Step 4: Simplify right side
    133,893.85x = 6,839,237,812.72
  5. Step 5: Solve for x
    x = 6,839,237,812.72/133,893.85
  6. Step 6: Final answer
    x = 51,079.55

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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.