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Finding the Fourth Proportional to 93,664.71, 140,491.49 and 27,103.32

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Solution

The fourth proportional to 93,664.71, 140,491.49 and 27,103.32 is: 40,653.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,664.71 : 140,491.49 = 27,103.32 : x
  2. Step 2: Convert to fraction form
    93,664.71/140,491.49 = 27,103.32/x
  3. Step 3: Cross multiply
    93,664.71x = 140,491.49 × 27,103.32
  4. Step 4: Simplify right side
    93,664.71x = 3,807,785,675.23
  5. Step 5: Solve for x
    x = 3,807,785,675.23/93,664.71
  6. Step 6: Final answer
    x = 40,653.37

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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.