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Finding the Fourth Proportional to 88,438.86, 122,044.88 and 48,152.54

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Solution

The fourth proportional to 88,438.86, 122,044.88 and 48,152.54 is: 66,450.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,438.86 : 122,044.88 = 48,152.54 : x
  2. Step 2: Convert to fraction form
    88,438.86/122,044.88 = 48,152.54/x
  3. Step 3: Cross multiply
    88,438.86x = 122,044.88 × 48,152.54
  4. Step 4: Simplify right side
    88,438.86x = 5,876,770,115.01
  5. Step 5: Solve for x
    x = 5,876,770,115.01/88,438.86
  6. Step 6: Final answer
    x = 66,450.09

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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.