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Finding the Fourth Proportional to 93,503, 140,257.32 and 36,574.62

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Solution

The fourth proportional to 93,503, 140,257.32 and 36,574.62 is: 54,863.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,503 : 140,257.32 = 36,574.62 : x
  2. Step 2: Convert to fraction form
    93,503/140,257.32 = 36,574.62/x
  3. Step 3: Cross multiply
    93,503x = 140,257.32 × 36,574.62
  4. Step 4: Simplify right side
    93,503x = 5,129,858,181.22
  5. Step 5: Solve for x
    x = 5,129,858,181.22/93,503
  6. Step 6: Final answer
    x = 54,863.03

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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.