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Finding the Fourth Proportional to 172,753.51, 238,396.61 and 96,270.92

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Solution

The fourth proportional to 172,753.51, 238,396.61 and 96,270.92 is: 132,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,753.51 : 238,396.61 = 96,270.92 : x
  2. Step 2: Convert to fraction form
    172,753.51/238,396.61 = 96,270.92/x
  3. Step 3: Cross multiply
    172,753.51x = 238,396.61 × 96,270.92
  4. Step 4: Simplify right side
    172,753.51x = 22,950,661,084.22
  5. Step 5: Solve for x
    x = 22,950,661,084.22/172,753.51
  6. Step 6: Final answer
    x = 132,852.07

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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.