Home / 89,062.54-122,906.36-48,776.33

Finding the Fourth Proportional to 89,062.54, 122,906.36 and 48,776.33

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Solution

The fourth proportional to 89,062.54, 122,906.36 and 48,776.33 is: 67,311.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,062.54 : 122,906.36 = 48,776.33 : x
  2. Step 2: Convert to fraction form
    89,062.54/122,906.36 = 48,776.33/x
  3. Step 3: Cross multiply
    89,062.54x = 122,906.36 × 48,776.33
  4. Step 4: Simplify right side
    89,062.54x = 5,994,920,912.32
  5. Step 5: Solve for x
    x = 5,994,920,912.32/89,062.54
  6. Step 6: Final answer
    x = 67,311.36

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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.