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Finding the Fourth Proportional to 33,179.80, 49,623.90 and 25,306.60

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Solution

The fourth proportional to 33,179.80, 49,623.90 and 25,306.60 is: 37,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,179.80 : 49,623.90 = 25,306.60 : x
  2. Step 2: Convert to fraction form
    33,179.80/49,623.90 = 25,306.60/x
  3. Step 3: Cross multiply
    33,179.80x = 49,623.90 × 25,306.60
  4. Step 4: Simplify right side
    33,179.80x = 1,255,812,187.74
  5. Step 5: Solve for x
    x = 1,255,812,187.74/33,179.80
  6. Step 6: Final answer
    x = 37,848.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.