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Finding the Fourth Proportional to 93,896.87, 140,850.43 and 23,776.79

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Solution

The fourth proportional to 93,896.87, 140,850.43 and 23,776.79 is: 35,666.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,896.87 : 140,850.43 = 23,776.79 : x
  2. Step 2: Convert to fraction form
    93,896.87/140,850.43 = 23,776.79/x
  3. Step 3: Cross multiply
    93,896.87x = 140,850.43 × 23,776.79
  4. Step 4: Simplify right side
    93,896.87x = 3,348,970,331.83
  5. Step 5: Solve for x
    x = 3,348,970,331.83/93,896.87
  6. Step 6: Final answer
    x = 35,666.48

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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.