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Finding the Fourth Proportional to 73,411.85, 101,299.82 and 43,190.55

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Solution

The fourth proportional to 73,411.85, 101,299.82 and 43,190.55 is: 59,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,411.85 : 101,299.82 = 43,190.55 : x
  2. Step 2: Convert to fraction form
    73,411.85/101,299.82 = 43,190.55/x
  3. Step 3: Cross multiply
    73,411.85x = 101,299.82 × 43,190.55
  4. Step 4: Simplify right side
    73,411.85x = 4,375,194,724.75
  5. Step 5: Solve for x
    x = 4,375,194,724.75/73,411.85
  6. Step 6: Final answer
    x = 59,597.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.