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Finding the Fourth Proportional to 73,800.12, 101,857.20 and 43,583.42

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Solution

The fourth proportional to 73,800.12, 101,857.20 and 43,583.42 is: 60,152.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,800.12 : 101,857.20 = 43,583.42 : x
  2. Step 2: Convert to fraction form
    73,800.12/101,857.20 = 43,583.42/x
  3. Step 3: Cross multiply
    73,800.12x = 101,857.20 × 43,583.42
  4. Step 4: Simplify right side
    73,800.12x = 4,439,285,127.62
  5. Step 5: Solve for x
    x = 4,439,285,127.62/73,800.12
  6. Step 6: Final answer
    x = 60,152.82

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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.