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Finding the Fourth Proportional to 171,706.50, 236,935.62 and 96,253.38

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Solution

The fourth proportional to 171,706.50, 236,935.62 and 96,253.38 is: 132,818.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,706.50 : 236,935.62 = 96,253.38 : x
  2. Step 2: Convert to fraction form
    171,706.50/236,935.62 = 96,253.38/x
  3. Step 3: Cross multiply
    171,706.50x = 236,935.62 × 96,253.38
  4. Step 4: Simplify right side
    171,706.50x = 22,805,854,267.40
  5. Step 5: Solve for x
    x = 22,805,854,267.40/171,706.50
  6. Step 6: Final answer
    x = 132,818.82

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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.