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Finding the Fourth Proportional to 170,272.53, 234,923.03 and 96,672.92

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Solution

The fourth proportional to 170,272.53, 234,923.03 and 96,672.92 is: 133,378.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,272.53 : 234,923.03 = 96,672.92 : x
  2. Step 2: Convert to fraction form
    170,272.53/234,923.03 = 96,672.92/x
  3. Step 3: Cross multiply
    170,272.53x = 234,923.03 × 96,672.92
  4. Step 4: Simplify right side
    170,272.53x = 22,710,694,766.91
  5. Step 5: Solve for x
    x = 22,710,694,766.91/170,272.53
  6. Step 6: Final answer
    x = 133,378.50

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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.