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Finding the Fourth Proportional to 88,696.78, 133,138.05 and 44,373.58

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Solution

The fourth proportional to 88,696.78, 133,138.05 and 44,373.58 is: 66,606.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,696.78 : 133,138.05 = 44,373.58 : x
  2. Step 2: Convert to fraction form
    88,696.78/133,138.05 = 44,373.58/x
  3. Step 3: Cross multiply
    88,696.78x = 133,138.05 × 44,373.58
  4. Step 4: Simplify right side
    88,696.78x = 5,907,811,912.72
  5. Step 5: Solve for x
    x = 5,907,811,912.72/88,696.78
  6. Step 6: Final answer
    x = 66,606.84

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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.