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Finding the Fourth Proportional to 172,674.71, 238,298.31 and 96,193.79

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Solution

The fourth proportional to 172,674.71, 238,298.31 and 96,193.79 is: 132,751.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,674.71 : 238,298.31 = 96,193.79 : x
  2. Step 2: Convert to fraction form
    172,674.71/238,298.31 = 96,193.79/x
  3. Step 3: Cross multiply
    172,674.71x = 238,298.31 × 96,193.79
  4. Step 4: Simplify right side
    172,674.71x = 22,922,816,398.00
  5. Step 5: Solve for x
    x = 22,922,816,398.00/172,674.71
  6. Step 6: Final answer
    x = 132,751.44

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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.