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Finding the Fourth Proportional to 93,388.60, 140,034.26 and 33,393.95

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Solution

The fourth proportional to 93,388.60, 140,034.26 and 33,393.95 is: 50,073.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,388.60 : 140,034.26 = 33,393.95 : x
  2. Step 2: Convert to fraction form
    93,388.60/140,034.26 = 33,393.95/x
  3. Step 3: Cross multiply
    93,388.60x = 140,034.26 × 33,393.95
  4. Step 4: Simplify right side
    93,388.60x = 4,676,296,209.59
  5. Step 5: Solve for x
    x = 4,676,296,209.59/93,388.60
  6. Step 6: Final answer
    x = 50,073.53

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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.