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Finding the Fourth Proportional to 93,107.84, 139,662.02 and 33,943.41

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Solution

The fourth proportional to 93,107.84, 139,662.02 and 33,943.41 is: 50,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,107.84 : 139,662.02 = 33,943.41 : x
  2. Step 2: Convert to fraction form
    93,107.84/139,662.02 = 33,943.41/x
  3. Step 3: Cross multiply
    93,107.84x = 139,662.02 × 33,943.41
  4. Step 4: Simplify right side
    93,107.84x = 4,740,605,291.15
  5. Step 5: Solve for x
    x = 4,740,605,291.15/93,107.84
  6. Step 6: Final answer
    x = 50,915.21

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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.