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Finding the Fourth Proportional to 93,652.50, 140,508.37 and 33,639.86

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Solution

The fourth proportional to 93,652.50, 140,508.37 and 33,639.86 is: 50,470.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,652.50 : 140,508.37 = 33,639.86 : x
  2. Step 2: Convert to fraction form
    93,652.50/140,508.37 = 33,639.86/x
  3. Step 3: Cross multiply
    93,652.50x = 140,508.37 × 33,639.86
  4. Step 4: Simplify right side
    93,652.50x = 4,726,681,498.59
  5. Step 5: Solve for x
    x = 4,726,681,498.59/93,652.50
  6. Step 6: Final answer
    x = 50,470.42

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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.