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Finding the Fourth Proportional to 52,081.56, 71,818.80 and 44,552.81

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Solution

The fourth proportional to 52,081.56, 71,818.80 and 44,552.81 is: 61,436.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,081.56 : 71,818.80 = 44,552.81 : x
  2. Step 2: Convert to fraction form
    52,081.56/71,818.80 = 44,552.81/x
  3. Step 3: Cross multiply
    52,081.56x = 71,818.80 × 44,552.81
  4. Step 4: Simplify right side
    52,081.56x = 3,199,728,991.73
  5. Step 5: Solve for x
    x = 3,199,728,991.73/52,081.56
  6. Step 6: Final answer
    x = 61,436.89

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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.