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Finding the Fourth Proportional to 172,727.87, 238,360.83 and 96,246.65

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Solution

The fourth proportional to 172,727.87, 238,360.83 and 96,246.65 is: 132,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,727.87 : 238,360.83 = 96,246.65 : x
  2. Step 2: Convert to fraction form
    172,727.87/238,360.83 = 96,246.65/x
  3. Step 3: Cross multiply
    172,727.87x = 238,360.83 × 96,246.65
  4. Step 4: Simplify right side
    172,727.87x = 22,941,430,186.92
  5. Step 5: Solve for x
    x = 22,941,430,186.92/172,727.87
  6. Step 6: Final answer
    x = 132,818.35

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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.