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Finding the Fourth Proportional to 171,693.91, 236,936.85 and 96,242.41

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Solution

The fourth proportional to 171,693.91, 236,936.85 and 96,242.41 is: 132,814.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,693.91 : 236,936.85 = 96,242.41 : x
  2. Step 2: Convert to fraction form
    171,693.91/236,936.85 = 96,242.41/x
  3. Step 3: Cross multiply
    171,693.91x = 236,936.85 × 96,242.41
  4. Step 4: Simplify right side
    171,693.91x = 22,803,373,461.81
  5. Step 5: Solve for x
    x = 22,803,373,461.81/171,693.91
  6. Step 6: Final answer
    x = 132,814.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.