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Finding the Fourth Proportional to 93,336.78, 140,004.89 and 23,216.09

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Solution

The fourth proportional to 93,336.78, 140,004.89 and 23,216.09 is: 34,824.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,336.78 : 140,004.89 = 23,216.09 : x
  2. Step 2: Convert to fraction form
    93,336.78/140,004.89 = 23,216.09/x
  3. Step 3: Cross multiply
    93,336.78x = 140,004.89 × 23,216.09
  4. Step 4: Simplify right side
    93,336.78x = 3,250,365,426.66
  5. Step 5: Solve for x
    x = 3,250,365,426.66/93,336.78
  6. Step 6: Final answer
    x = 34,824.06

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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.