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Finding the Fourth Proportional to 133,410.69, 200,126.55 and 44,664.57

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Solution

The fourth proportional to 133,410.69, 200,126.55 and 44,664.57 is: 67,000.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,410.69 : 200,126.55 = 44,664.57 : x
  2. Step 2: Convert to fraction form
    133,410.69/200,126.55 = 44,664.57/x
  3. Step 3: Cross multiply
    133,410.69x = 200,126.55 × 44,664.57
  4. Step 4: Simplify right side
    133,410.69x = 8,938,566,301.33
  5. Step 5: Solve for x
    x = 8,938,566,301.33/133,410.69
  6. Step 6: Final answer
    x = 67,000.38

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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.