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Finding the Fourth Proportional to 93,605.00, 140,432.09 and 33,639.53

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Solution

The fourth proportional to 93,605.00, 140,432.09 and 33,639.53 is: 50,468.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,605.00 : 140,432.09 = 33,639.53 : x
  2. Step 2: Convert to fraction form
    93,605.00/140,432.09 = 33,639.53/x
  3. Step 3: Cross multiply
    93,605.00x = 140,432.09 × 33,639.53
  4. Step 4: Simplify right side
    93,605.00x = 4,724,068,634.16
  5. Step 5: Solve for x
    x = 4,724,068,634.16/93,605.00
  6. Step 6: Final answer
    x = 50,468.13

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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.