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Finding the Fourth Proportional to 116,463.46, 174,695.21 and 92,979.94

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Solution

The fourth proportional to 116,463.46, 174,695.21 and 92,979.94 is: 139,469.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,463.46 : 174,695.21 = 92,979.94 : x
  2. Step 2: Convert to fraction form
    116,463.46/174,695.21 = 92,979.94/x
  3. Step 3: Cross multiply
    116,463.46x = 174,695.21 × 92,979.94
  4. Step 4: Simplify right side
    116,463.46x = 16,243,150,144.09
  5. Step 5: Solve for x
    x = 16,243,150,144.09/116,463.46
  6. Step 6: Final answer
    x = 139,469.93

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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.