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Finding the Fourth Proportional to 171,532.65, 236,715.17 and 94,007.96

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Solution

The fourth proportional to 171,532.65, 236,715.17 and 94,007.96 is: 129,731.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,532.65 : 236,715.17 = 94,007.96 : x
  2. Step 2: Convert to fraction form
    171,532.65/236,715.17 = 94,007.96/x
  3. Step 3: Cross multiply
    171,532.65x = 236,715.17 × 94,007.96
  4. Step 4: Simplify right side
    171,532.65x = 22,253,108,579.14
  5. Step 5: Solve for x
    x = 22,253,108,579.14/171,532.65
  6. Step 6: Final answer
    x = 129,731.04

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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.